6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

At a game of billiards, A can give B 15 points in 60 and A can give C to 20 points in 60. How many points can B give C in a game of 90?

A) 30 points	B) 20 points
C) 10 points	D) 12 points

Answer & Explanation Answer: C) 10 points

Explanation:

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Filed Under: Races and Games

2 3470

Q:

5 boys and 3 girls can together cultivate a 23 acre field in 4 days and 3 boys and 2 girls together can cultivate a 7 acre field in 2 days. How many girls will be needed together with 7 boys, if they cultivate 45 acres of field in 6 days?

A) 4	B) 3
C) 2	D) 1

Answer & Explanation Answer: C) 2

Explanation:

Let workdone 1 boy in 1 day be b

and that of 1 girl be g

From the given data,

4(5b + 3g) = 23

20b + 12g = 23 .......(a)

2(3b + 2g) = 7

6b + 4g = 7 ........(b)

Solving (a) & (b), we get

b = 1, g = 1/4

Let number og girls required be 'p'

6(7 x 1 + p x 1/4) = 45

=> p = 2.

Hence, number of girls required = 2

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Filed Under: Time and Work
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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9 3469

Q:

16 persons are participated in a party. In how many differentways can they host the seat in a circular table, if the 2particular persons are to be seated on either side of the host?

A) 16! × 2	B) 14! × 2
C) 18! × 2	D) 14!

Answer & Explanation Answer: B) 14! × 2

Explanation:

(16 – 2)! × 2 = 14! × 2

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Filed Under: Permutations and Combinations
Exam Prep: Bank Exams

4 3464

Q:

In the given number series which follows the definite rules then find out the value of (M, N, O, and P) in second number series.

7 18 42 94 204

4 M N O P

What value will come in place of P?

A) 179	B) 184
C) 164	D) 156

Answer & Explanation Answer: D) 156

Explanation:

Here the given series 7 18 42 94 204 follows a pattern that,

7

7 ×2+4 = 18

18 ×2+6 = 42

42 ×2+10 = 94

94 ×2+16 = 204

Similarly,

4

4 ×2+4 = 12

12 ×2+6 = 30

30 ×2+10 = 70

70 ×2+16 = 156

Hence, the value of P = 156.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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8 3464

Q:

Two bus tickets from city K to L and three tickets from city K to M cost Rs. 77, but three tickets from city K to L and two tickets from city K to M cost Rs. 73. What are the fares for cities L and M from K ?

A) Rs. 13 and Rs. 17	B) Rs. 17 and Rs. 19
C) Rs. 23 and Rs. 17	D) Rs. 13 and Rs. 19

Answer & Explanation Answer: A) Rs. 13 and Rs. 17

Explanation:

If fares for cities L and M from K are x and y respectively, then

2x + 3y = 77 or 6x + 9y = 231...(1)
3x + 2y = 73 or 6x + 4y = 146...(2)

subtracting 2 from 1, we get

5y = 85

y = Rs. 17 => x = Rs. 13

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Filed Under: Numbers
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Bank Clerk , Bank PO

2 3464

Q:

For a nominal interest rate of 8.4%, what is the compounding frequency if the periodic interest rate is 8.4

A) 1	B) 2
C) 3	D) 4

Answer & Explanation Answer: A) 1

Explanation:

m=j/i

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Filed Under: Compound Interest
Exam Prep: Bank Exams
Job Role: Bank PO

0 3461

Q:

64/12 in simplest form?

A) 19/6	B) 32/4
C) 16/3	D) None of the above

Answer & Explanation Answer: C) 16/3

Explanation:

64/12 = 16/3 in simplest form.

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Filed Under: Simplification
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5 3456

Q:

A clock gains 15 minutes per day. If it is set right at 12 noon, the time it shows at 4 AM is

A) 4.20 AM	B) 4.30 AM
C) 4.02 AM	D) 4.10 AM

Quantitative Aptitude - Arithmetic Ability Questions

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