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3301.

A teacher has trained 7 boys and 3 girls and wants to select one of them for the inter-school solo dance competition. In how many ways can the teacher make this selection?10

Answer» A teacher has trained 7 boys and 3 girls and wants to select one of them for the inter-school solo dance competition. In how many ways can the teacher make this selection?
  1. 10
3302.

Item D will be cooked between which of the following pairs?

Answer»

Item D will be cooked between which of the following pairs?


3303.

What was Wilson's age when the author met him?

Answer» What was Wilson's age when the author met him?
3304.

Find the value for p, q for : 4p+15q=72,15p−1q=41

Answer»

Find the value for p, q for : 4p+15q=72,15p1q=41


3305.

Find simple interest when p=1600, r=7.5%, time=21 feb 2003 to 12 april 2003

Answer» Find simple interest when p=1600, r=7.5%, time=21 feb 2003 to 12 april 2003
3306.

The numbers 1, 2, 3 and 4 are written separately on four slips of paper. The slips are put in a box and mixed thoroughly. A person draws two slips from the box, one after the other, without replacement. Describe the sample space for the experiment.

Answer»

The numbers 1, 2, 3 and 4 are written separately on four slips of paper. The slips are put in a box and mixed thoroughly. A person draws two slips from the box, one after the other, without replacement. Describe the sample space for the experiment.

3307.

1, 2, 2, 3, 3, 3, 4, 4, 4, 4 ....... 288th term in the above series is___

Answer» 1, 2, 2, 3, 3, 3, 4, 4, 4, 4 ....... 288th term in the above series is___
3308.

Q31. In climbing a 21 metre long round pole, a monkey climbs 6 metres in the first minute and slips 3 metres in the next minute. How many minutes would the monkey take to reach the top of the pole?

Answer»

Q31. In climbing a 21 metre long round pole, a monkey climbs 6 metres in the first minute and slips 3 metres in the next minute. How many minutes would the monkey take to reach the top of the pole?


3309.

Who among them scored the 2nd minimum in Maths?

Answer»

Who among them scored the 2nd minimum in Maths?


3310.

A man sold an article for ₹88 for a loss. But if he sells it for ₹112, then he would gain an amount thrice the loss. Find the CP of the article.

Answer» A man sold an article for ₹88 for a loss. But if he sells it for ₹112, then he would gain an amount thrice the loss. Find the CP of the article.
3311.

The number of zeroes in the quotient obtained when 45! – 43! is divided by 10 is

Answer»

The number of zeroes in the quotient obtained when 45! – 43! is divided by 10 is


3312.

The C.P of 21 articles is equal to S.P of 18 articles. Find the gain or loss percent.

Answer» The C.P of 21 articles is equal to S.P of 18 articles. Find the gain or loss percent.
3313.

T is slower than S. S and T each walk 48 km. The sum of their speeds is 14 kmph and the sum of their time taken is 14 hrs. Then what is S's speed?

Answer»

T is slower than S. S and T each walk 48 km. The sum of their speeds is 14 kmph and the sum of their time taken is 14 hrs. Then what is S's speed?


3314.

A rectangle with perimeter 88 m is cut into 5 congruent rectangles as shown in the diagram. The perimeter of each of the congruent rectangle is

Answer» A rectangle with perimeter 88 m is cut into 5 congruent rectangles as shown in the diagram. The perimeter of each of the congruent rectangle is


3315.

If the pth, qth, rth term of an AP be x, y, z respectively, show that x(q-r)+y(r-p)+z(p-q) = 0

Answer» If the pth, qth, rth term of an AP be x, y, z respectively, show that x(q-r)+y(r-p)+z(p-q) = 0
3316.

In the given figure ADEC is a cyclic quadrilateral, CE and AD are extended to meet at B. ∠CAD=60∘ and ∠CBA=30∘. BD = 6 cm and CE = 5√3cm, What is the ratio of AC : AD?

Answer»

In the given figure ADEC is a cyclic quadrilateral, CE and AD are extended to meet at B. CAD=60 and CBA=30. BD = 6 cm and CE = 53cm, What is the ratio of AC : AD?


3317.

If 6ax−9ax5+1=4x+89,find x, when a = 2

Answer»

If 6ax9ax5+1=4x+89,find x, when a = 2


3318.

How far and in which direction is point T from point N?

Answer»

How far and in which direction is point T from point N?


3319.

Given 12≤x≤1, then find: cos−1x+cos−1x2+√(3−3x2)2

Answer» Given 12x1, then find:
cos1x+cos1x2+(33x2)2
3320.

Find the approximate value of x, for this equation to be satisfied: xxxxx−4=0. Given that (am)n=amn

Answer»

Find the approximate value of x, for this equation to be satisfied: xxxxx4=0. Given that (am)n=amn


3321.

Each boy in a group of boys contributed twice as many rupees as they were in number for their trip. The total collection was Rs.1682. How many boys were there in the group?

Answer»

Each boy in a group of boys contributed twice as many rupees as they were in number for their trip. The total collection was Rs.1682. How many boys were there in the group?


3322.

Right earns profit of Rs1by selling one pen and suffer a loss of 50paise by selling 1 pencil. One day rohit earn 5Rs.if sold 25pens how many pencil did he sell

Answer» Right earns profit of Rs1by selling one pen and suffer a loss of 50paise by selling 1 pencil. One day rohit earn 5Rs.if sold 25pens how many pencil did he sell
3323.

Point of intersection of the diagonals of square is at origin and coordinate axis are drawn along the diagonals. If the side is of length a, then one which is not the vertex of square

Answer»

Point of intersection of the diagonals of square is at origin and coordinate axis are drawn along the diagonals.

If the side is of length a, then one which is not the vertex of square


3324.

The number of students passing from school S in the year 2008 is approximately what percentage of the number of students appearing in the examination from school Q in the year 2005?

Answer» The number of students passing from school S in the year 2008 is approximately what percentage of the number of students appearing in the examination from school Q in the year 2005?
3325.

C and D take part in 200 m race. C runs at 10 kmph. C gives D a start of 16 m and still beats him by 16 seconds. The speed of D is:

Answer»

C and D take part in 200 m race. C runs at 10 kmph. C gives D a start of 16 m and still beats him by 16 seconds. The speed of D is:


3326.

Lal is taller than Nand and Jim is taller than Harry. Who among them is the tallest? I. Jim is taller than Nand. II. Lal is taller than Harry.

Answer»

Lal is taller than Nand and Jim is taller than Harry. Who among them is the tallest?

I. Jim is taller than Nand.

II. Lal is taller than Harry.


3327.

Find the value of x : 11+11−x=2

Answer»

Find the value of x : 11+11x=2


3328.

Q41. In the following number series there is a wrong number. Find out that number. 56, 72, 90, 108, 132

Answer»

Q41. In the following number series there is a wrong number. Find out that number.

56, 72, 90, 108, 132


3329.

When Arpita was going through her address book, she glanced upon the telephone number of her old friend, Gita. However, the last two digits were erased. But being a math freak, Arpita remembered that Gita had a 6 digit telephone number starting with 2345_ _ whose digital sum =7 (digital sum is the sum of the digits of a number till a single digit number is obtained). Find the maximum number of trials till she dials the right number.

Answer»

When Arpita was going through her address book, she glanced upon the telephone number of her old friend, Gita. However, the last two digits were erased. But being a math freak, Arpita remembered that Gita had a 6 digit telephone number starting with 2345_ _ whose digital sum =7 (digital sum is the sum of the digits of a number till a single digit number is obtained). Find the maximum number of trials till she dials the right number.


3330.

How many times do the two consecutive numbers (numbers one after the other) have a difference of 2?

Answer»

How many times do the two consecutive numbers (numbers one after the other) have a difference of 2?


3331.

In the Δ PQR, PS is the bisector of ∠P and PT ⊥ QR, then ∠TPS is equal to

Answer»

In the Δ PQR, PS is the bisector of P and PT QR, then TPS is equal to

3332.

(1), (2, 3), (4, 5, 6), (7, 8, 9, 10)….. Sum of the numbers in the 50th bracket is ___.

Answer» (1), (2, 3), (4, 5, 6), (7, 8, 9, 10)…..
Sum of the numbers in the 50th bracket is ___.
3333.

In case of magazine R, between which two given months was there approximately 15% rise in advertisement revenues generated (from both printed and online version together)?

Answer»

In case of magazine R, between which two given months was there approximately 15% rise in advertisement revenues generated (from both printed and online version together)?


3334.

Which of the following is greater 599 or 2549?

Answer»

Which of the following is greater 599 or 2549?


3335.

Which of the following cannot be the greatest common divisor of two positive integers x and y

Answer»

Which of the following cannot be the greatest common divisor of two positive integers x and y


3336.

In order to promote off-season business, Hotel Victoria Jungfrau made the following "Frequent Special” offer to their winter guests: guests who rent a room for at least a week during the ski season can come back during the summer and get 25% off the standard summer price of any room they rent. After the summer passed, the owners of the lodge determined that the majority of their guests had taken advantage of the "Frequent Special” offer and paid the reduced rates. However, they were surprised to find they still managed to rent more rooms at full price than they did at the discount rate. Which of the following is true, most helps to explain discrepancy in the passage?

Answer»

In order to promote off-season business, Hotel Victoria Jungfrau made the following "Frequent Special” offer to their winter guests: guests who rent a room for at least a week during the ski season can come back during the summer and get 25% off the standard summer price of any room they rent. After the summer passed, the owners of the lodge determined that the majority of their guests had taken advantage of the "Frequent Special” offer and paid the reduced rates. However, they were surprised to find they still managed to rent more rooms at full price than they did at the discount rate. Which of the following is true, most helps to explain discrepancy in the passage?

3337.

ABC is an isosceles triangle having right angle at B, and is made up of several isosceles triangles Q18. How many rectangles of different dimensions are present in the figure?

Answer»

ABC is an isosceles triangle having right angle at B, and is made up of several isosceles triangles

Q18. How many rectangles of different dimensions are present in the figure?


3338.

The average height of 22 toddlers increases by 2 inches when two of them leave this group. If the average height of these two toddlers is one-third the average height of the original 22, then the average height, in inches of the remaining 20 toddlers is

Answer»

The average height of 22 toddlers increases by 2 inches when two of them leave this group. If the average height of these two toddlers is one-third the average height of the original 22, then the average height, in inches of the remaining 20 toddlers is


3339.

A new one-way road is built from M to N. Each car now has three possible routes to travel from A to B: A-M-B, A-N-B and A-M-N-B. On the road from M to N, one car takes 7 minutes and each additional car increases the travel time per car by 1 minute. Assume that any car taking the A-M-N-B route travels the A-M portion at the same time as other cars taking the A-M-B route, and the N-B portion at the same time as other cars taking the A-N-B route. If all the cars follow the police order, what is the minimum travel time (in minutes) from A to B? (Assume that the police department would never order all the cars to take the same route.)

Answer»

A new one-way road is built from M to N. Each car now has three possible routes to travel from A to B: A-M-B, A-N-B and A-M-N-B. On the road from M to N, one car takes 7 minutes and each additional car increases the travel time per car by 1 minute. Assume that any car taking the A-M-N-B route travels the A-M portion at the same time as other cars taking the A-M-B route, and the N-B portion at the same time as other cars taking the A-N-B route.
If all the cars follow the police order, what is the minimum travel time (in minutes) from A to B? (Assume that the police department would never order all the cars to take the same route.)


3340.

Which of the following equations will best fit for the given data? x123456y4814223244

Answer»

Which of the following equations will best fit for the given data?
x123456y4814223244

3341.

‘a’ and ‘b’ are any two distinct numbers belonging to the set {1,2,3,4,5,6}. How many ratios of the form ab can be formed which are not integers.___

Answer» ‘a’ and ‘b’ are any two distinct numbers belonging to the set {1,2,3,4,5,6}. How many ratios of the form ab can be formed which are not integers.___
3342.

Find the sum of the first 10 natural numbers. (Use S10=1+2+3+…+10 and proceed)

Answer»

Find the sum of the first 10 natural numbers.
(Use S10=1+2+3++10 and proceed)


3343.

in an orchard there are 18 lemon trees, 13 mango trees and rest are banana trees. if there are 117 banana trees how many trees are there in total?

Answer» in an orchard there are 18 lemon trees, 13 mango trees and rest are banana trees. if there are 117 banana trees how many trees are there in total?
3344.

A triangle ABC is drawn to circumscribe a circle of radius 3cm , such that the segments BD and DC are respectively of lengths 6cm and 9cm . If the area of ΔABC is 54cm2 , find the lengths of sides AB and AC .

Answer»

A triangle ABC is drawn to circumscribe a circle of radius 3cm , such that the segments BD and DC are respectively of lengths 6cm and 9cm . If the area of ΔABC is 54cm2 , find the lengths of sides AB and AC .

3345.

Simplify each of the following products: i) (m+n7)3(m−n7) ii) (x2−25)(25−x2)−x2+2x

Answer» Simplify each of the following products:
i) (m+n7)3(mn7)
ii) (x225)(25x2)x2+2x

3346.

The next figure in the series 0, 2, 6, 12.... is

Answer»

The next figure in the series 0, 2, 6, 12.... is


3347.

What is the respective ratio between the number of girls who visited Kolkata and number of boys who visited Mumbai?

Answer»

What is the respective ratio between the number of girls who visited Kolkata and number of boys who visited Mumbai?


3348.

A point E is taken as the mid point of the side BC OF the parallelogram ABCD. AE produced to DC to meet at F.prove that ar(ADF) =ar(ABFC) .

Answer» A point E is taken as the mid point of the side BC OF the parallelogram ABCD. AE produced to DC to meet at F.prove that ar(ADF) =ar(ABFC) .
    3349.

    A firm is considering changing its policy regarding daily working hours. Presently, the firm requires all employees to arrive at work at 9 a.m. The policy under consideration would permit each employee to decide when to arrive-from as early as 5 a.m. to as late as 12 noon. The adoption of this policy would be most likely to decrease the productivity of employees if the their job functions required them to A.Work without being disturbed by other employees B.Interact frequently with each other throughout the entire workday C.Consult at least once a day with employees from other companies D.Submit their work for a supervisor's eventual approval E.Attend team meetings on work strategy at the office that generally take place between 9 and 10 am. Enter the option letter/letters sequentially in the space given below ___

    Answer»

    A firm is considering changing its policy regarding daily working hours. Presently, the firm requires all employees to arrive at work at 9 a.m. The policy under consideration would permit each employee to decide when to arrive-from as early as 5 a.m. to as late as 12 noon.

    The adoption of this policy would be most likely to decrease the productivity of employees if the their job functions required them to

    A.Work without being disturbed by other employees
    B.Interact frequently with each other throughout the entire workday
    C.Consult at least once a day with employees from other companies
    D.Submit their work for a supervisor's eventual approval
    E.Attend team meetings on work strategy at the office that generally take place between 9 and 10 am.

    Enter the option letter/letters sequentially in the space given below
    ___
    3350.

    In the given figure BC is parallel to DE, find the ratio of the area of ΔADE to area of ΔABC.

    Answer»

    In the given figure BC is parallel to DE, find the ratio of the area of ΔADE to area of ΔABC.