6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the value of $\sqrt[3]{512} + \sqrt{169} + \sqrt[3]{216} + \sqrt{225}$ ?

A) 48	B) 32
C) 42	D) 36

Answer & Explanation Answer: C) 42

Explanation:

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Q:

$2^{2} - 3^{3} + 4^{3} - 6^{2} = ?$

A) 2	B) 3
C) 4	D) 5

Answer & Explanation Answer: D) 5

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) ABDG	B) PQSV
C) JKMQ	D) NOQT

Answer & Explanation Answer: C) JKMQ

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Q:

Find the next number in the given number series?

35, 36, 55, 111, ?

A) 278.5	B) 264.5
C) 212.5	D) 202

Answer & Explanation Answer: A) 278.5

Explanation:

The given number series is 35, 36, 55, 111, ?

35

35 x 1 + 1 = 36

36 x 1.5 + 1 = 55

55 x 2 + 1 = 111

111 x 2.5 + 1 = 278.5

Hence, the next number in the given number series is 278.5.

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Q:

ΔXYZ is right angled at Y. If sinX = 4/5, then what is the value of cosZ ?

A) 3/4	B) 5/3
C) 4/5	D) 4/3

Answer & Explanation Answer: C) 4/5

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Q:

What will be the value of that smallest positive integer N, such that $\sqrt{294 N}$ is an integer?

A) 2	B) 4
C) 6	D) 8

Answer & Explanation Answer: C) 6

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Q:

If $\frac{7 x + 9 y}{3 x - 4 y} = \frac{19}{8}$ , then the value of x/y is

A) 148/1	B) 1/148
C) 145/1	D) 1/145

Answer & Explanation Answer: A) 148/1

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Q:

What is the value of (2 - tan60°) ?

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

Quantitative Aptitude - Arithmetic Ability Questions

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