19743 + Interview Questions in Mathematics Page 46 InterviewSolution

2251.	The newspaper vendor delivers ‘The Hindu’ in 24 homes, and ‘The Bangalore Mirror’ in 22 homes. If he delivers both newspapers in 7 homes. How many customers he has in the society?
Answer» The newspaper vendor delivers ‘The Hindu’ in 24 homes, and ‘The Bangalore Mirror’ in 22 homes. If he delivers both newspapers in 7 homes. How many customers he has in the society?

Discussion

2252.	Sonia has 10 balloons out of which 5 are red, 2 white, 2 blue and 1pink, which she wants to use for the decoration. Her favourite pink colour balloon should be filled with toffees and should be put at the centre of the room above the cake table and remaining 9 at the wall behind the cake table. How many ways she can arrange the balloons?
Answer» Sonia has 10 balloons out of which 5 are red, 2 white, 2 blue and 1pink, which she wants to use for the decoration. Her favourite pink colour balloon should be filled with toffees and should be put at the centre of the room above the cake table and remaining 9 at the wall behind the cake table. How many ways she can arrange the balloons?

Discussion

2253.	Utkarsh pays ₹7500 house rent for 3 months. How much does he pay annually?
Answer» Utkarsh pays ₹7500 house rent for 3 months. How much does he pay annually?

Discussion

2254.	Ipsa bought a car which covers 363 km in 24.2 litres of petrol. How far can she go in 7 litres of petrol?
Answer» Ipsa bought a car which covers 363 km in 24.2 litres of petrol. How far can she go in 7 litres of petrol?

Discussion

2255.	Question 41 State whether the given statements are true or false One million =107
Answer» Question 41 State whether the given statements are true or false One million $= 10^{7}$

2255.

Question 41 State whether the given statements are true or false One million =107

Answer»

Question 41

State whether the given statements are true or false
One million $= 10^{7}$

Discussion

2256.	Weight of the car is 900 lb and weight of fuel is 45 lb.So, the weight of fuel is _______% of the weight of the car.
Answer» Weight of the car is 900 lb and weight of fuel is 45 lb. So, the weight of fuel is _______ $%$ of the weight of the car.

Discussion

2257.	The radius of a circle which has a 6 cm long chord, 4 cm away from the centre of the circle is
Answer» The radius of a circle which has a 6 cm long chord, 4 cm away from the centre of the circle is

Discussion

2258.	On 15th June, 2017, Mohan sold goods to Sohan valued at ₹ 2,000. He drew a bill at 3 months for the amount and discounted the same with his bankers at ₹ 1,960. On the due date the bill was dishonoured and Mohan paid to the bank the amount due plus the noting charges of ₹ 10.Draft the Journal entries in the books of all parties.
Answer» On 15th June, 2017, Mohan sold goods to Sohan valued at ₹ 2,000. He drew a bill at 3 months for the amount and discounted the same with his bankers at ₹ 1,960. On the due date the bill was dishonoured and Mohan paid to the bank the amount due plus the noting charges of ₹ 10. Draft the Journal entries in the books of all parties.

Discussion

2259.	Find the value of the given expression using prime factorization.√16912×1914×√19613
Answer» Find the value of the given expression using prime factorization. $\frac{\sqrt{169}}{12} \times \frac{19}{14} \times \frac{\sqrt{196}}{13}$

Discussion

2260.	Find the value of (0.65)2–(0.35)2.
Answer» Find the value of $(0.65)^{2} - (0.35)^{2}$ .

Discussion

2261.	Anita thinks of a number and subtracts 32 from it. She multiplies the result by 8. The result now obtained is 5 times the original number she had thought of. Find the number.
Answer» Anita thinks of a number and subtracts $\frac{3}{2}$ from it. She multiplies the result by 8. The result now obtained is 5 times the original number she had thought of. Find the number.

Discussion

2262.	Two lines perpendicular to the same line are ______
Answer» Two lines perpendicular to the same line are ______

Discussion

2263.	A sold goods to B on 30th October, 2016 for ₹ 14,000 and received three bills for ₹ 2,000, ₹ 4,000 and ₹ 8,000 at 2, 3 and 4 months duration respectively. He kept the first bill till maturity; endorsed the 2nd bill in favour of his creditor C and discounted the third bill on 3rd December, 2016 18% p.a. The first and 2nd bills were duly met on maturity but the third bill was dishonoured, the bank paying ₹ 40 as noting charges. On 3rd March, 2017, B paid ₹ 3,000 and the noting charges in cash and accepted a new bill at 3 months after date for the balance plus ₹ 150 as interest. The new bill was met on maturity. Give Journal entries in the books of A and B both.
Answer» A sold goods to B on 30th October, 2016 for ₹ 14,000 and received three bills for ₹ 2,000, ₹ 4,000 and ₹ 8,000 at 2, 3 and 4 months duration respectively. He kept the first bill till maturity; endorsed the 2nd bill in favour of his creditor C and discounted the third bill on 3rd December, 2016 18% p.a. The first and 2nd bills were duly met on maturity but the third bill was dishonoured, the bank paying ₹ 40 as noting charges. On 3rd March, 2017, B paid ₹ 3,000 and the noting charges in cash and accepted a new bill at 3 months after date for the balance plus ₹ 150 as interest. The new bill was met on maturity. Give Journal entries in the books of A and B both.

Discussion

2264.	Question 40(i)A lot consists of 48 mobile phones of which 42 are good, 3 have only minor defects, 3 have major defects. Varnika will buy a phone if it is good but the trader will only buy a mobile if it has no major defect. One phone is selected at random from the lot. What is the probability that it is acceptable to Varnika?
Answer» Question 40(i) A lot consists of 48 mobile phones of which 42 are good, 3 have only minor defects, 3 have major defects. Varnika will buy a phone if it is good but the trader will only buy a mobile if it has no major defect. One phone is selected at random from the lot. What is the probability that it is acceptable to Varnika?

Discussion

2265.	Apala went to a park 20 m long and 10 m wide. She took one complete round of it,then find the distance covered by her.
Answer» Apala went to a park 20 m long and 10 m wide. She took one complete round of it,then find the distance covered by her.

Discussion

2266.	Multiply 3 by 14 using box method.
Answer» Multiply $3$ by $14$ using box method.

Discussion

2267.	Find the cost of fencing a rectangular park of length 175 m and breadth 125 m at the rate of Rs 12 per metre.
Answer» Find the cost of fencing a rectangular park of length 175 m and breadth 125 m at the rate of Rs 12 per metre.

Discussion

2268.	Express 625 in the form of decimal number.
Answer» Express $\frac{6}{25}$ in the form of decimal number.

Discussion

2269.	In the figure, the bisector of B and C meet at O. Then ∠BOC is
Answer» In the figure, the bisector of B and C meet at O. Then ∠BOC is

2269.

In the figure, the bisector of B and C meet at O. Then ∠BOC is

Answer»

In the figure, the bisector of B and C meet at O. Then ∠BOC is

Discussion

2270.	Factorize:−12pq2r+8pr2+28pq2r
Answer» Factorize: $- 12 p q^{2} r + 8 p r^{2} + 28 p q^{2} r$

Discussion

2271.	A thief is running on a train with 12 kilometre per hour the police car is moving with 80 km per hour speed if of the train is 60 km per hour then what is the speed of the with respect to police car ?
Answer» A thief is running on a train with 12 kilometre per hour the police car is moving with 80 km per hour speed if of the train is 60 km per hour then what is the speed of the with respect to police car ?

Discussion

2272.	Question 52510 lies between 12 and 1.
Answer» Question 52 $\frac{5}{10}$ lies between $\frac{1}{2}$ and 1.

Discussion

2273.	Suppose h(x) is a twice differntiable polynomial function such that h(4) = 16, h(5) = 25 and h(6) = 36 then1) h"(x)=2 for all real values of x2) there exist at least one x in [4,6] such that h"(x)=23) there exist at least one x in [5,6] such that h'(x)=h"(x)=5
Answer» Suppose h(x) is a twice differntiable polynomial function such that h(4) = 16, h(5) = 25 and h(6) = 36 then 1) h"(x)=2 for all real values of x 2) there exist at least one x in [4,6] such that h"(x)=2 3) there exist at least one x in [5,6] such that h'(x)=h"(x)=5

Discussion

2274.	Question 90(i) The table below gives the data of tourists visiting 5 hills stations over two consecutive years. Study the table and answer questions that follow: Draw a double bar graph to depict the above information using an appropriate scale.
Answer» Question 90(i) The table below gives the data of tourists visiting 5 hills stations over two consecutive years. Study the table and answer questions that follow: Draw a double bar graph to depict the above information using an appropriate scale.

Discussion

2275.	If the mean of n observations is 12 and the sum of the observations is 132, then the value of n is(a) 9 (b) 10 (c) 11 (d) 12
Answer» If the mean of n observations is 12 and the sum of the observations is 132, then the value of n is (a) 9 (b) 10 (c) 11 (d) 12

Discussion

2276.	In the adjoining figure, AB \|\| DE, ∠BAC = 53o and ∠CDE = 35o, then the value of ∠CED is
Answer» In the adjoining figure, AB \|\| DE, ∠BAC = 53^o and ∠CDE = 35^o, then the value of ∠CED is

2276.

In the adjoining figure, AB || DE, ∠BAC = 53o and ∠CDE = 35o, then the value of ∠CED is

Answer»

In the adjoining figure, AB || DE, ∠BAC = 53^o and ∠CDE = 35^o, then the value of ∠CED is

Discussion

2277.	For the given diagram, the correct inequality is represented as .
Answer» For the given diagram, the correct inequality is represented as .

Discussion

2278.	Study the pie – chart carefully to answer the following questions.The pie-chart shows the percentage of students studying different specialisations in a management institute. The total number of students is 4500.Ratio of men to women in each specialisationSpecialisationMenWomenHR23Marketing75International Business51Banking1710IT12Finance54(A) What is the total number of men studying in the institute?(B) The number of women studying Marketing is approximately what percent of the total number of students in the institute?
Answer» Study the pie – chart carefully to answer the following questions. The pie-chart shows the percentage of students studying different specialisations in a management institute. The total number of students is 4500. Ratio of men to women in each specialisation $\begin{matrix} Specialisation & Men & Women HR & 2 & 3 Marketing & 7 & 5 International Business & 5 & 1 Banking & 17 & 10 IT & 1 & 2 Finance & 5 & 4 \end{matrix}$ (A) What is the total number of men studying in the institute? (B) The number of women studying Marketing is approximately what percent of the total number of students in the institute?

Discussion

2279.	is the decimal equivalent of 12+12−(12×12)2÷12.Solve using long division.
Answer» is the decimal equivalent of $\frac{1}{2} + \frac{1}{2} - {(\frac{1}{2} \times \frac{1}{2})}^{2} \div \frac{1}{2} .$ Solve using long division.

Discussion

2280.	Find the area of letter E as shown in figure. The thickness is constant from all sides
Answer» Find the area of letter E as shown in figure. The thickness is constant from all sides

Discussion

2281.	The distance between Kanpur and Lucknow is 80 kms. A person travels 36 kms. What percentage of the entire journey is left?
Answer» The distance between Kanpur and Lucknow is 80 kms. A person travels 36 kms. What percentage of the entire journey is left?

Discussion

2282.	Question 1 (ii)For each of the following, find a quadratic polynomial whose sum and product of the zeroes respectively are as given. Also, find the zeroes of these polynomials by factorization.ii) 218,516
Answer» Question 1 (ii) For each of the following, find a quadratic polynomial whose sum and product of the zeroes respectively are as given. Also, find the zeroes of these polynomials by factorization. ii) $\frac{21}{8}, \frac{5}{16}$

Discussion

2283.	In the figure below, the value of x∘ is:
Answer» In the figure below, the value of x $^{\circ}$ is:

2283.

In the figure below, the value of x∘ is:

Answer»

In the figure below, the value of x $^{\circ}$ is:

Discussion

2284.	A 15m long ladder is leaning against the wall of a house, touching the window at a height of 12m from the ground. How far is the foot of the ladder from the wall of the house (in m)?9
Answer» A $15 m$ long ladder is leaning against the wall of a house, touching the window at a height of $12 m$ from the ground. How far is the foot of the ladder from the wall of the house (in $m$ )? 9

Discussion

2285.	Enter the number that can replace ′x′ in the following equation: 12×35=12×x−12×1550
Answer» Enter the number that can replace $^{'} x^{'}$ in the following equation: $12 \times 35 = 12 \times x - 12 \times 15$ 50

Discussion

2286.	Common start point of two rays is called of an angle formed between the rays.
Answer» Common start point of two rays is called of an angle formed between the rays.

Discussion

2287.	The number that falls between positive and negative integers is______.\N
Answer» The number that falls between positive and negative integers is______. \N

Discussion

2288.	How many numbers greater than 186 and less than 987 are divisible by 10?
Answer» How many numbers greater than 186 and less than 987 are divisible by 10?

Discussion

2289.	The length of two sides of a triangle is 3 cm and 4 cm. Which of the following integral values can the third side take?
Answer» The length of two sides of a triangle is 3 cm and 4 cm. Which of the following integral values can the third side take?

Discussion

2290.	Question 69State whether the following statement is true or false:Let x and y be natural numbers. If x divides y, then x3 divides y3
Answer» Question 69 State whether the following statement is true or false: Let x and y be natural numbers. If x divides y, then $x^{3}$ divides $y^{3}$

2290.

Question 69State whether the following statement is true or false:Let x and y be natural numbers. If x divides y, then x3 divides y3

Answer»

Question 69

State whether the following statement is true or false:

Let x and y be natural numbers. If x divides y, then $x^{3}$ divides $y^{3}$

Discussion

2291.	Question 65In the following question, fill in the blanks to make the statements true.The value of [1−2+2−2+3−2]×62 is ___
Answer» Question 65 In the following question, fill in the blanks to make the statements true. The value of $[1^{- 2} + 2^{- 2} + 3^{- 2}] \times 6^{2}$ is ___

2291.

Question 65In the following question, fill in the blanks to make the statements true.The value of [1−2+2−2+3−2]×62 is ___

Answer»

Question 65

In the following question, fill in the blanks to make the statements true.

The value of $[1^{- 2} + 2^{- 2} + 3^{- 2}] \times 6^{2}$ is ___

Discussion

2292.	44. How to change gram into litres
Answer» 44. How to change gram into litres

Discussion

2293.	Which of the following criterion cannot be taken as a prerequisite for the construction of triangles?
Answer» Which of the following criterion cannot be taken as a prerequisite for the construction of triangles?

Discussion

2294.	Question 7Write three numbers whose decimal expansions are non-terminating non-recurring.
Answer» Question 7 Write three numbers whose decimal expansions are non-terminating non-recurring.

Discussion

2295.	The measures of three angles of a triangle are in the ratio 1 : 2 : 3. Then, the triangle is a __________ triangle.
Answer» The measures of three angles of a triangle are in the ratio 1 : 2 : 3. Then, the triangle is a __________ triangle.

Discussion

2296.	5% of ₹ 100 = ____
Answer» 5% of ₹ 100 = ____

Discussion

2297.	Find the sum of 916 + 924. [3 MARKS]
Answer» Find the sum of $\frac{9}{16}$ + $\frac{9}{24}$ . [3 MARKS]

Discussion

2298.	In the figure given below, AD and BC are equal and perpendicular to the line segment AB. CD cuts AB at O. Then the relation between OC and OD is
Answer» In the figure given below, AD and BC are equal and perpendicular to the line segment AB. CD cuts AB at O. Then the relation between OC and OD is

2298.

In the figure given below, AD and BC are equal and perpendicular to the line segment AB. CD cuts AB at O. Then the relation between OC and OD is

Answer»

In the figure given below, AD and BC are equal and perpendicular to the line segment AB. CD cuts AB at O. Then the relation between OC and OD is

Discussion

2299.	A student copies the reflection of the alphabet he sees in the mirror on the other side of the mirror. Which of the given options he will draw in place of the ‘?’ in the given figure.
Answer» A student copies the reflection of the alphabet he sees in the mirror on the other side of the mirror. Which of the given options he will draw in place of the ‘?’ in the given figure.

Discussion

2300.	The square of the magnitude of the vector 3^i+4^j+5^k will be __
Answer» The square of the magnitude of the vector $3^i + 4^j + 5^k$ will be __

Discussion

Explore topic-wise InterviewSolutions in .

The newspaper vendor delivers ‘The Hindu’ in 24 homes, and ‘The Bangalore Mirror’ in 22 homes. If he delivers both newspapers in 7 homes. How many customers he has in the society?

Utkarsh pays ₹7500 house rent for 3 months. How much does he pay annually?

Ipsa bought a car which covers 363 km in 24.2 litres of petrol. How far can she go in 7 litres of petrol?

Question 41 State whether the given statements are true or false One million =107

Weight of the car is 900 lb and weight of fuel is 45 lb.So, the weight of fuel is _______% of the weight of the car.

The radius of a circle which has a 6 cm long chord, 4 cm away from the centre of the circle is

Find the value of the given expression using prime factorization.√16912×1914×√19613

Find the value of (0.65)2–(0.35)2.

Anita thinks of a number and subtracts 32 from it. She multiplies the result by 8. The result now obtained is 5 times the original number she had thought of. Find the number.

Two lines perpendicular to the same line are ______

Apala went to a park 20 m long and 10 m wide. She took one complete round of it,then find the distance covered by her.

Multiply 3 by 14 using box method.

Find the cost of fencing a rectangular park of length 175 m and breadth 125 m at the rate of Rs 12 per metre.

Express 625 in the form of decimal number.

In the figure, the bisector of B and C meet at O. Then ∠BOC is

Factorize:−12pq2r+8pr2+28pq2r

A thief is running on a train with 12 kilometre per hour the police car is moving with 80 km per hour speed if of the train is 60 km per hour then what is the speed of the with respect to police car ?

Question 52510 lies between 12 and 1.

Suppose h(x) is a twice differntiable polynomial function such that h(4) = 16, h(5) = 25 and h(6) = 36 then1) h"(x)=2 for all real values of x2) there exist at least one x in [4,6] such that h"(x)=23) there exist at least one x in [5,6] such that h'(x)=h"(x)=5

Question 90(i) The table below gives the data of tourists visiting 5 hills stations over two consecutive years. Study the table and answer questions that follow: Draw a double bar graph to depict the above information using an appropriate scale.

If the mean of n observations is 12 and the sum of the observations is 132, then the value of n is(a) 9 (b) 10 (c) 11 (d) 12

In the adjoining figure, AB || DE, ∠BAC = 53o and ∠CDE = 35o, then the value of ∠CED is

For the given diagram, the correct inequality is represented as .

is the decimal equivalent of 12+12−(12×12)2÷12.Solve using long division.

Find the area of letter E as shown in figure. The thickness is constant from all sides

The distance between Kanpur and Lucknow is 80 kms. A person travels 36 kms. What percentage of the entire journey is left?

Question 1 (ii)For each of the following, find a quadratic polynomial whose sum and product of the zeroes respectively are as given. Also, find the zeroes of these polynomials by factorization.ii) 218,516

In the figure below, the value of x∘ is:

A 15m long ladder is leaning against the wall of a house, touching the window at a height of 12m from the ground. How far is the foot of the ladder from the wall of the house (in m)?9

Enter the number that can replace ′x′ in the following equation: 12×35=12×x−12×1550

Common start point of two rays is called of an angle formed between the rays.

The number that falls between positive and negative integers is______.\N

How many numbers greater than 186 and less than 987 are divisible by 10?

The length of two sides of a triangle is 3 cm and 4 cm. Which of the following integral values can the third side take?

Question 69State whether the following statement is true or false:Let x and y be natural numbers. If x divides y, then x3 divides y3

Question 65In the following question, fill in the blanks to make the statements true.The value of [1−2+2−2+3−2]×62 is ___

44. How to change gram into litres

Which of the following criterion cannot be taken as a prerequisite for the construction of triangles?

Question 7Write three numbers whose decimal expansions are non-terminating non-recurring.

The measures of three angles of a triangle are in the ratio 1 : 2 : 3. Then, the triangle is a __________ triangle.

5% of ₹ 100 = ____

Find the sum of 916 + 924. [3 MARKS]

In the figure given below, AD and BC are equal and perpendicular to the line segment AB. CD cuts AB at O. Then the relation between OC and OD is

A student copies the reflection of the alphabet he sees in the mirror on the other side of the mirror. Which of the given options he will draw in place of the ‘?’ in the given figure.

The square of the magnitude of the vector ​3^i+4^j+5^k will be __

The square of the magnitude of the vector 3^i+4^j+5^k will be __