6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Compute of 29292 x 9999 = ?

A) 222890708	B) 298290708
C) 292809708	D) 292890708

Answer & Explanation Answer: D) 292890708

Explanation:

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0 74586

Q:

What is the value of (1/√3 - sin45)?

A) 1/2√3	B) (√2-√3)/√6
C) 1-√2	D) (4-√3)/2

Answer & Explanation Answer: B) (√2-√3)/√6

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Q:

Find the unit place digit in the given expression.

${(153)}^{144} - {(115)}^{123} - {(111)}^{510} + {(216)}^{25}$

A) 1	B) 5
C) 6	D) 3

Answer & Explanation Answer: A) 1

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1 74430

Q:

(5x- 3)(x + 4) - (2x + 5)(3x - 4) = ?

A) -x2+10x-8	B) -x2+10x+8
C) x2+10x-8	D) x2+10x+8

Answer & Explanation Answer: B) -x2+10x+8

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3 74418

Q:

Correct expression of $0.126 \bar{36} = ?$

A) 139/1100	B) 126 361000
C) 1392200	D) 1263610000

Answer & Explanation Answer: A) 139/1100

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5 74399

Q:

9 17 11 19 13

What Are The Next Three Numbers In The Given Number Series?

A) 17, 10, 18	B) 19, 14, 23
C) 21, 15, 23	D) 19, 13, 22

Answer & Explanation Answer: C) 21, 15, 23

Explanation:

Given number series is 9 17 11 19 13

Here the pattern is

9

9 + 8 = 17

17 - 6 = 11

11 + 8 = 19

19 - 6 = 13

13 + 8 = 21

21 - 6 = 15

15 + 8 = 23

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7 74277

Q:

Solve the following

23 - [23 - {23 - (23 - 23 + 23)}]

A) -1	B) 23
C) 1	D) 0

Answer & Explanation Answer: D) 0

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Q:

If S is the midpoint of a straight line PQ and R is a point different from S, such that PR =RQ, then

A) ∠PRS = 90°	B) ∠QRS = 90°
C) ∠PSR = 90°	D) ∠QSR = 90°

Quantitative Aptitude - Arithmetic Ability Questions

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