5411 + Interview Questions in Quantitative Aptitude Page 66 InterviewSolution

3251.	A book, comprising of A3 size sheets bound in the centre, form a book with 200 A3 size pages numbered one to 200 back to back. The middle A3 sheet is then pulled out from the book. What is the resulting sum of all the page numbers still remaining in the book? ___
Answer» A book, comprising of A3 size sheets bound in the centre, form a book with 200 A3 size pages numbered one to 200 back to back. The middle A3 sheet is then pulled out from the book. What is the resulting sum of all the page numbers still remaining in the book? ___

Discussion

3252.	In the question, a pair of equation is given. You have to find out the values of x and y and choose the appropriate answer I. a2 - 7a + 12 = 0 II. b2 - 9b + 20 = 0
Answer» In the question, a pair of equation is given. You have to find out the values of x and y and choose the appropriate answer I. a $^{2}$ - 7a + 12 = 0 II. b $^{2}$ - 9b + 20 = 0

3252.

In the question, a pair of equation is given. You have to find out the values of x and y and choose the appropriate answer I. a2 - 7a + 12 = 0 II. b2 - 9b + 20 = 0

Answer»

In the question, a pair of equation is given. You have to find out the values of x and y and choose the appropriate answer

I. a $^{2}$ - 7a + 12 = 0

II. b $^{2}$ - 9b + 20 = 0

Discussion

3253.	Find the sum of 1.1! + 2.2! + 3.3! + ... + (n-1)(n-1)! + n. n!.
Answer» Find the sum of 1.1! + 2.2! + 3.3! + ... + (n-1)(n-1)! + n. n!.

Discussion

3254.	In the given figure, two circles are inscribed inside two adjoining triangles. Given: PR=12, RV=18, PV=10. Find TV.
Answer» In the given figure, two circles are inscribed inside two adjoining triangles. Given: PR=12, RV=18, PV=10. Find TV.

3254.

In the given figure, two circles are inscribed inside two adjoining triangles. Given: PR=12, RV=18, PV=10. Find TV.

Answer»

In the given figure, two circles are inscribed inside two adjoining triangles.

Given: PR=12, RV=18, PV=10. Find TV.

Discussion

3255.	The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A, then the average weight of B, C, D and E becomes 79 kg. The weight of A is:
Answer» The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A, then the average weight of B, C, D and E becomes 79 kg. The weight of A is:

Discussion

3256.	Number of ways 10 chocolates distributed among 4 persons A,B,C and D such that A gets more chocolates than B is ___.
Answer» Number of ways 10 chocolates distributed among 4 persons A,B,C and D such that A gets more chocolates than B is ___.

Discussion

3257.	Of all the votes that had England as "Rank 1”, how many had Australia as "Rank 2”? ___
Answer» Of all the votes that had England as "Rank 1”, how many had Australia as "Rank 2”? ___

Discussion

3258.	If the roots of the equation (b - c)x2 + (c - a)x + (a - b) = 0 be equal, then prove that a, b, c are in arithmetic progression.
Answer» If the roots of the equation (b - c) $x^{2}$ + (c - a)x + (a - b) = 0 be equal, then prove that a, b, c are in arithmetic progression.

Discussion

3259.	Find the number of ways in which 16 mangoes may be equally divided among 4 boys.
Answer» Find the number of ways in which 16 mangoes may be equally divided among 4 boys.

Discussion

3260.	Arun drove from home to his hostel at 60 miles per hour. While returning home he drove half way along the same ruote at a speed of 25 miles per hour and then took a bypass road which increased his driving distance by 5 miles, but allowed him to drive at 50 miles per hour along this bypass road. If his return journey took 30 minutes more than his onward journey, then the total distance travelled by him is
Answer» Arun drove from home to his hostel at 60 miles per hour. While returning home he drove half way along the same ruote at a speed of 25 miles per hour and then took a bypass road which increased his driving distance by 5 miles, but allowed him to drive at 50 miles per hour along this bypass road. If his return journey took 30 minutes more than his onward journey, then the total distance travelled by him is

Discussion

3261.	In the adjoining figure, chord AD and BC of a circle are produced to meet at P, PA = 10 cm, PB = 8 cm, PC = 5 cm, AC = 6 cm. Find BD, PD.
Answer» In the adjoining figure, chord AD and BC of a circle are produced to meet at P, PA = 10 cm, PB = 8 cm, PC = 5 cm, AC = 6 cm. Find BD, PD.

Discussion

3262.	Suppose further that: 1.4 of the 10 dorms needing repair are women's dorms and need a total of Rs. 20 Crores for repair. 2. Only one of Dorms 1 to 5 is a women's dorm What is the cost of repairing Dorm 9 (in Rs. Crores)? ___
Answer» Suppose further that: 1.4 of the 10 dorms needing repair are women's dorms and need a total of Rs. 20 Crores for repair. 2. Only one of Dorms 1 to 5 is a women's dorm What is the cost of repairing Dorm 9 (in Rs. Crores)? ___

Discussion

3263.	The ratio of petrol and kerosene in the container is 3:2, when 10 litre of the mixture is taken out and is replaced by the kerosene, the ratio become 2:3 Then the total quantity of the mixture in the container is ___
Answer» The ratio of petrol and kerosene in the container is $3 : 2$ , when $10$ litre of the mixture is taken out and is replaced by the kerosene, the ratio become $2 : 3$ Then the total quantity of the mixture in the container is ___

Discussion

3264.	Details of the number of students applying for CET for engineering Number of students who appeared for the exam as a % of the total no of students who applied for the exam Note: Number of students who secured admission in 1993-94 is 4000. In a certain year, students who secured admission in that year was more than twice of that in 1993-94. Which was the earliest year this happened?
Answer» Details of the number of students applying for CET for engineering Number of students who appeared for the exam as a % of the total no of students who applied for the exam Note: Number of students who secured admission in 1993-94 is 4000. In a certain year, students who secured admission in that year was more than twice of that in 1993-94. Which was the earliest year this happened?

3264.

Details of the number of students applying for CET for engineering Number of students who appeared for the exam as a % of the total no of students who applied for the exam Note: Number of students who secured admission in 1993-94 is 4000. In a certain year, students who secured admission in that year was more than twice of that in 1993-94. Which was the earliest year this happened?

Answer»

Details of the number of students applying for CET for engineering

Number of students who appeared for the exam as a % of the total no of students who applied for the exam

Note: Number of students who secured admission in 1993-94 is 4000.

In a certain year, students who secured admission in that year was more than twice of that in 1993-94. Which was the earliest year this happened?

Discussion

3265.	Which of the following is the correct relation between a (arithmetic mean), b (geometric mean) and c (harmonic mean)?
Answer» Which of the following is the correct relation between a (arithmetic mean), b (geometric mean) and c (harmonic mean)?

Discussion

3266.	If a two digit number is selected at random, then what is the probability that it will be a multiple of '3' and not a multiple of '5'?
Answer» If a two digit number is selected at random, then what is the probability that it will be a multiple of '3' and not a multiple of '5'?

Discussion

3267.	How many units of Yamaha (approx.) must be sold so as to earn a profit of 20% from the sale proceeds?
Answer» How many units of Yamaha (approx.) must be sold so as to earn a profit of 20% from the sale proceeds?

Discussion

3268.	A student instead of finding the value of 78 of the number, found the value of 718 of the number. If his answer differed from the actual one by 770, find the number. (CAT 1997)
Answer» A student instead of finding the value of $\frac{7}{8}$ of the number, found the value of $\frac{7}{18}$ of the number. If his answer differed from the actual one by 770, find the number. (CAT 1997)

Discussion

3269.	If θ is an acute angle and sin θ=p−68−p, then p must satisfy
Answer» If $θ$ is an acute angle and $s i n θ = \frac{p - 6}{8 - p},$ then p must satisfy

Discussion

3270.	Take one teaspoon coffee and mix it with an equal amount of tea both taken from different glasses. Then from this mixture, take one teaspoon out and mix it in coffee glass. Now is there more coffee in tea or more tea in coffee?
Answer» Take one teaspoon coffee and mix it with an equal amount of tea both taken from different glasses. Then from this mixture, take one teaspoon out and mix it in coffee glass. Now is there more coffee in tea or more tea in coffee?

Discussion

3271.	In an exam, 60% of the candidates passed in maths, 70% of the candidates passed in English and 10% of the candidates failed in both the subjects. If 300 candidates passed in both the subjects. The total number of candidates appeared in the exam, if they took test in only two subjects vis-Maths and English. ___
Answer» In an exam, 60% of the candidates passed in maths, 70% of the candidates passed in English and 10% of the candidates failed in both the subjects. If 300 candidates passed in both the subjects. The total number of candidates appeared in the exam, if they took test in only two subjects vis-Maths and English. ___

Discussion

3272.	Which of the following means that Q is the grandfather of P?
Answer» Which of the following means that Q is the grandfather of P?

Discussion

3273.	A person can complete a job 120 days. He works alone on Day 1. On Day 2, he is joined by another person who also can complete the job in exactly 120 days. On Day 3, they are joined by another person of equal efficiency Like this, everyday a new person with the same efficiency joins the work. How many days are required to complete the job?___
Answer» A person can complete a job 120 days. He works alone on Day 1. On Day 2, he is joined by another person who also can complete the job in exactly 120 days. On Day 3, they are joined by another person of equal efficiency Like this, everyday a new person with the same efficiency joins the work. How many days are required to complete the job?___

Discussion

3274.	The number of girls appearing for an admission test is twice the number of boys. If 30% of the girls and 45% of the boys get admission, the percentage of condidates who do not get admission is
Answer» The number of girls appearing for an admission test is twice the number of boys. If 30% of the girls and 45% of the boys get admission, the percentage of condidates who do not get admission is

Discussion

3275.	A college awarded 38 medals in football, 15 in basketball and 20 in cricket. If these medals went to a total of 58 men and only three men got medals in all the three sports, how many received medals in exactly two of the three sports?
Answer» A college awarded 38 medals in football, 15 in basketball and 20 in cricket. If these medals went to a total of 58 men and only three men got medals in all the three sports, how many received medals in exactly two of the three sports?

Discussion

3276.	Two stations A and B are 920 km apart. A train T1, which stops for 5 minutes in every town-station and for 3 minutes in every village-station started from A with a speed of 60 km/h towards B and at the same time, a train T2 with a speed of 80 km/h which does not stop in any intermediate station started from B towards A. They met at C which is 560 km away from B. If the number of town-stations between A and C is less than the number of village-stations, then the least number of stations – town or village - are there between A and C is (Assume T1 stops only at town or village-stations)___
Answer» Two stations A and B are 920 km apart. A train T1, which stops for 5 minutes in every town-station and for 3 minutes in every village-station started from A with a speed of 60 km/h towards B and at the same time, a train T2 with a speed of 80 km/h which does not stop in any intermediate station started from B towards A. They met at C which is 560 km away from B. If the number of town-stations between A and C is less than the number of village-stations, then the least number of stations – town or village - are there between A and C is (Assume T1 stops only at town or village-stations)___

Discussion

3277.	The length of the circumference of a circle equals the perimeter of a triangle of equal sides, and also the perimeter of a square. The areas covered by the circle, triangle, and square are c, t and s, respectively. Then,
Answer» The length of the circumference of a circle equals the perimeter of a triangle of equal sides, and also the perimeter of a square. The areas covered by the circle, triangle, and square are c, t and s, respectively. Then,

Discussion

3278.	In the figure below, C is the center of the square. The area of the shaded region is (in sq. cm) ___.
Answer» In the figure below, C is the center of the square. The area of the shaded region is (in sq. cm) ___.

Discussion

3279.	The function f(x) = \|x – 2\| + \|2.5 – x\| + \|3.6 – x\|, where x is a real number, attains a minimum value at:
Answer» The function f(x) = \|x – 2\| + \|2.5 – x\| + \|3.6 – x\|, where x is a real number, attains a minimum value at:

Discussion

3280.	The remainder when the sum of the numbers in the set (3,4,5,6,7,8,....,2008) is divided by 2005
Answer» The remainder when the sum of the numbers in the set (3,4,5,6,7,8,....,2008) is divided by 2005

Discussion

3281.	If 2 staff members entered the precinct at 12:00 hrs and 13:00 hrs each, then at 15:00 hrs (refer to data from previous questions):
Answer» If 2 staff members entered the precinct at 12:00 hrs and 13:00 hrs each, then at 15:00 hrs (refer to data from previous questions):

Discussion

3282.	A 50m long train passes over a 250m long bridge at a velocity of 69km/hr.How long will it take to pass completely over the bridge?undefinedundefinedundefinedundefined
Answer» A 50m long train passes over a 250m long bridge at a velocity of 69km/hr.How long will it take to pass completely over the bridge? undefined undefined undefined undefined

Discussion

3283.	If the sum of two distinct positive numbers is 8 and the difference between the arithmetic mean and harmonic mean of the given two numbers is 1, then the value of the largest number is
Answer» If the sum of two distinct positive numbers is 8 and the difference between the arithmetic mean and harmonic mean of the given two numbers is 1, then the value of the largest number is

Discussion

3284.	Ajay and his wife Kajol appear in an interview for two vacancies in the same post. The probability of Ajay's selection is 17 and that of his wife Kajol's selection is 15. What is the probability that none of them will be selected?
Answer» Ajay and his wife Kajol appear in an interview for two vacancies in the same post. The probability of Ajay's selection is $\frac{1}{7}$ and that of his wife Kajol's selection is $\frac{1}{5}$ . What is the probability that none of them will be selected?

Discussion

3285.	Urn A contains six red and four black balls and urn B has four red and six black balls. One ball is drawn at random from urn A and placed in urn B. Then one ball is transferred at random from urn B to urn A. If one ball is now drawn at random from urn A, find the probability that is red.
Answer» Urn A contains six red and four black balls and urn B has four red and six black balls. One ball is drawn at random from urn A and placed in urn B. Then one ball is transferred at random from urn B to urn A. If one ball is now drawn at random from urn A, find the probability that is red.

Discussion

3286.	The number of integer solutions for the equation x + y + z + t = 20, where x,y,z and t are all ≥ -1 is ___.
Answer» The number of integer solutions for the equation x + y + z + t = 20, where x,y,z and t are all $\geq$ -1 is ___.

Discussion

3287.	Towards which direction is Village N from Village M? I. Village K is to the West of Village M and North of Village L. II. Village O is to the East of Village N and to the South of Village L. III. Village K is to the North of Village O.
Answer» Towards which direction is Village N from Village M? I. Village K is to the West of Village M and North of Village L. II. Village O is to the East of Village N and to the South of Village L. III. Village K is to the North of Village O.

3287.

Towards which direction is Village N from Village M? I. Village K is to the West of Village M and North of Village L. II. Village O is to the East of Village N and to the South of Village L. III. Village K is to the North of Village O.

Answer»

Towards which direction is Village N from Village M?

I. Village K is to the West of Village M and North of Village L.

II. Village O is to the East of Village N and to the South of Village L.

III. Village K is to the North of Village O.

Discussion

3288.	In covering a distance of 60 km, Abhishek takes 4 hours more than Sanjay. If Abhishek doubles his speed, then he would take 2 hours less than Sanjay. What is Abhishek's speed?
Answer» In covering a distance of 60 km, Abhishek takes 4 hours more than Sanjay. If Abhishek doubles his speed, then he would take 2 hours less than Sanjay. What is Abhishek's speed?

Discussion

3289.	The remainder obtained when a prime number greater than 6 is divided by 6 is:
Answer» The remainder obtained when a prime number greater than 6 is divided by 6 is:

Discussion

3290.	Q46) The figure below shows the network connecting cities A, B, C, D, E and F. The arrows indicate permissible direction of travel. What is the number of distinct paths from A to F?
Answer» Q46) The figure below shows the network connecting cities A, B, C, D, E and F. The arrows indicate permissible direction of travel. What is the number of distinct paths from A to F?

3290.

Q46) The figure below shows the network connecting cities A, B, C, D, E and F. The arrows indicate permissible direction of travel. What is the number of distinct paths from A to F?

Answer»

Q46) The figure below shows the network connecting cities A, B, C, D, E and F. The arrows indicate permissible direction of travel. What is the number of distinct paths from A to F?

Discussion

3291.	N = abcdefghij is a ten-digit number. All of the digits (a, b, c, d, …) are different from one another. If 11111 divides N evenly, find the remainder if the greatest possible abcdefghij is divided by 8?
Answer» N = abcdefghij is a ten-digit number. All of the digits (a, b, c, d, …) are different from one another. If 11111 divides N evenly, find the remainder if the greatest possible abcdefghij is divided by 8?

Discussion

3292.	Every year Aman consumes 250 kg wheat and 90 kg rice. The price of wheat is 20% of the price of rice and he spends a total of Rs. 3500 on wheat and rice per year. If the price of rice is increased by 20% then what is the percentage reduction of wheat consumption for the same expenditure of Rs. 3500? (Given that the price of wheat and consumption of rice is constant)
Answer» Every year Aman consumes 250 kg wheat and 90 kg rice. The price of wheat is $20 %$ of the price of rice and he spends a total of Rs. 3500 on wheat and rice per year. If the price of rice is increased by $20 %$ then what is the percentage reduction of wheat consumption for the same expenditure of Rs. 3500? (Given that the price of wheat and consumption of rice is constant)

3292.

Every year Aman consumes 250 kg wheat and 90 kg rice. The price of wheat is 20% of the price of rice and he spends a total of Rs. 3500 on wheat and rice per year. If the price of rice is increased by 20% then what is the percentage reduction of wheat consumption for the same expenditure of Rs. 3500? (Given that the price of wheat and consumption of rice is constant)

Answer»

Every year Aman consumes 250 kg wheat and 90 kg rice. The price of wheat is $20 %$ of the price of rice and he spends a total of Rs. 3500 on wheat and rice per year. If the price of rice is increased by $20 %$ then what is the percentage reduction of wheat consumption for the same expenditure of Rs. 3500? (Given that the price of wheat and consumption of rice is constant)

Discussion

3293.	The number of refrigerators of Quality A is approximately what percent of the total number of ovens (both Quality A and B together)?
Answer» The number of refrigerators of Quality A is approximately what percent of the total number of ovens (both Quality A and B together)?

Discussion

3294.	Assume that only one client's order can be processed at any given point of time. So, Anish or Bani cannot start preparing a new order while a previous order is being prepared. At what time is the ordre placed by Client 1 completely served?
Answer» Assume that only one client's order can be processed at any given point of time. So, Anish or Bani cannot start preparing a new order while a previous order is being prepared. At what time is the ordre placed by Client 1 completely served?

Discussion

3295.	In the given figure, ∠BAC=∠BDC=90∘. If AC and DB intersect at P, then:
Answer» In the given figure, $∠ B A C = ∠ B D C = 90^{\circ}$ . If AC and DB intersect at P, then:

Discussion

3296.	After reading 4/9th of a book 30 pages are left.how many pages are there in the book?
Answer» After reading 4/9th of a book 30 pages are left.how many pages are there in the book?

Discussion

3297.	If x, y and z are three consecutive terms of an A.P (where a and d are the first term and common difference respectively). Is the statement given below valid? 2x+2z>2y
Answer» If x, y and z are three consecutive terms of an A.P (where a and d are the first term and common difference respectively). Is the statement given below valid? $2^{x} + 2^{z} > 2^{y}$

3297.

If x, y and z are three consecutive terms of an A.P (where a and d are the first term and common difference respectively). Is the statement given below valid? 2x+2z>2y

Answer»

If x, y and z are three consecutive terms of an A.P (where a and d are the first term and common difference respectively). Is the statement given below valid?

$2^{x} + 2^{z} > 2^{y}$

Discussion

3298.	A gardener has 1000 plants.he wants to plant these in such a way that the number of rows and the number of columns remains same. Find the minimum number of plants he need more for this.
Answer» A gardener has 1000 plants.he wants to plant these in such a way that the number of rows and the number of columns remains same. Find the minimum number of plants he need more for this.

Discussion

3299.	The average production for five years was maximum for which Company?
Answer» The average production for five years was maximum for which Company?

Discussion

3300.	What will be the total weight of 20 bars, each of the same weight ? Statements: I : One-fifth of the weight of each bar is 6 kg. II : The total weight of fivebars is 90 kilograms more than the total weight of two bars.
Answer» What will be the total weight of 20 bars, each of the same weight ? Statements: I : One-fifth of the weight of each bar is 6 kg. II : The total weight of fivebars is 90 kilograms more than the total weight of two bars.

Discussion

Explore topic-wise InterviewSolutions in .

A book, comprising of A3 size sheets bound in the centre, form a book with 200 A3 size pages numbered one to 200 back to back. The middle A3 sheet is then pulled out from the book. What is the resulting sum of all the page numbers still remaining in the book? ___

In the question, a pair of equation is given. You have to find out the values of x and y and choose the appropriate answer I. a2 - 7a + 12 = 0 II. b2 - 9b + 20 = 0

Find the sum of 1.1! + 2.2! + 3.3! + ... + (n-1)(n-1)! + n. n!.

In the given figure, two circles are inscribed inside two adjoining triangles. Given: PR=12, RV=18, PV=10. Find TV.

The average weight of 3 men A, B and C is 84 kg. Another man D joins the group and the average now becomes 80 kg. If another man E, whose weight is 3 kg more than that of D, replaces A, then the average weight of B, C, D and E becomes 79 kg. The weight of A is:

Number of ways 10 chocolates distributed among 4 persons A,B,C and D such that A gets more chocolates than B is ___.

Of all the votes that had England as "Rank 1”, how many had Australia as "Rank 2”? ___

If the roots of the equation (b - c)x2 + (c - a)x + (a - b) = 0 be equal, then prove that a, b, c are in arithmetic progression.

Find the number of ways in which 16 mangoes may be equally divided among 4 boys.

In the adjoining figure, chord AD and BC of a circle are produced to meet at P, PA = 10 cm, PB = 8 cm, PC = 5 cm, AC = 6 cm. Find BD, PD.

Suppose further that: 1.4 of the 10 dorms needing repair are women's dorms and need a total of Rs. 20 Crores for repair. 2. Only one of Dorms 1 to 5 is a women's dorm What is the cost of repairing Dorm 9 (in Rs. Crores)? ___

The ratio of petrol and kerosene in the container is 3:2, when 10 litre of the mixture is taken out and is replaced by the kerosene, the ratio become 2:3 Then the total quantity of the mixture in the container is ___

Which of the following is the correct relation between a (arithmetic mean), b (geometric mean) and c (harmonic mean)?

If a two digit number is selected at random, then what is the probability that it will be a multiple of '3' and not a multiple of '5'?

How many units of Yamaha (approx.) must be sold so as to earn a profit of 20% from the sale proceeds?

A student instead of finding the value of 78 of the number, found the value of 718 of the number. If his answer differed from the actual one by 770, find the number. (CAT 1997)

If θ is an acute angle and sin θ=p−68−p, then p must satisfy

Take one teaspoon coffee and mix it with an equal amount of tea both taken from different glasses. Then from this mixture, take one teaspoon out and mix it in coffee glass. Now is there more coffee in tea or more tea in coffee?

Which of the following means that Q is the grandfather of P?

The number of girls appearing for an admission test is twice the number of boys. If 30% of the girls and 45% of the boys get admission, the percentage of condidates who do not get admission is

A college awarded 38 medals in football, 15 in basketball and 20 in cricket. If these medals went to a total of 58 men and only three men got medals in all the three sports, how many received medals in exactly two of the three sports?

The length of the circumference of a circle equals the perimeter of a triangle of equal sides, and also the perimeter of a square. The areas covered by the circle, triangle, and square are c, t and s, respectively. Then,

In the figure below, C is the center of the square. The area of the shaded region is (in sq. cm) ___.

The function f(x) = |x – 2| + |2.5 – x| + |3.6 – x|, where x is a real number, attains a minimum value at:

The remainder when the sum of the numbers in the set (3,4,5,6,7,8,....,2008) is divided by 2005

If 2 staff members entered the precinct at 12:00 hrs and 13:00 hrs each, then at 15:00 hrs (refer to data from previous questions):

A 50m long train passes over a 250m long bridge at a velocity of 69km/hr.How long will it take to pass completely over the bridge?undefinedundefinedundefinedundefined

If the sum of two distinct positive numbers is 8 and the difference between the arithmetic mean and harmonic mean of the given two numbers is 1, then the value of the largest number is

Ajay and his wife Kajol appear in an interview for two vacancies in the same post. The probability of Ajay's selection is 17 and that of his wife Kajol's selection is 15. What is the probability that none of them will be selected?

Urn A contains six red and four black balls and urn B has four red and six black balls. One ball is drawn at random from urn A and placed in urn B. Then one ball is transferred at random from urn B to urn A. If one ball is now drawn at random from urn A, find the probability that is red.

The number of integer solutions for the equation x + y + z + t = 20, where x,y,z and t are all ≥ -1 is ___.

Towards which direction is Village N from Village M? I. Village K is to the West of Village M and North of Village L. II. Village O is to the East of Village N and to the South of Village L. III. Village K is to the North of Village O.

In covering a distance of 60 km, Abhishek takes 4 hours more than Sanjay. If Abhishek doubles his speed, then he would take 2 hours less than Sanjay. What is Abhishek's speed?

The remainder obtained when a prime number greater than 6 is divided by 6 is:

Q46) The figure below shows the network connecting cities A, B, C, D, E and F. The arrows indicate permissible direction of travel. What is the number of distinct paths from A to F?

N = abcdefghij is a ten-digit number. All of the digits (a, b, c, d, …) are different from one another. If 11111 divides N evenly, find the remainder if the greatest possible abcdefghij is divided by 8?

The number of refrigerators of Quality A is approximately what percent of the total number of ovens (both Quality A and B together)?

Assume that only one client's order can be processed at any given point of time. So, Anish or Bani cannot start preparing a new order while a previous order is being prepared. At what time is the ordre placed by Client 1 completely served?

In the given figure, ∠BAC=∠BDC=90∘. If AC and DB intersect at P, then:

After reading 4/9th of a book 30 pages are left.how many pages are there in the book?

If x, y and z are three consecutive terms of an A.P (where a and d are the first term and common difference respectively). Is the statement given below valid? 2x+2z&gt;2y

A gardener has 1000 plants.he wants to plant these in such a way that the number of rows and the number of columns remains same. Find the minimum number of plants he need more for this.

The average production for five years was maximum for which Company?

What will be the total weight of 20 bars, each of the same weight ? Statements: I : One-fifth of the weight of each bar is 6 kg. II : The total weight of fivebars is 90 kilograms more than the total weight of two bars.

If x, y and z are three consecutive terms of an A.P (where a and d are the first term and common difference respectively). Is the statement given below valid? 2x+2z>2y