6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Expand : ${(S + 2)}^{3}$

A) S3+3S2+12S+8	B) S3+3S2+6S+8
C) S3+6S2+12S+8	D) S3+6S2+6S+8

Answer & Explanation Answer: C) S3+6S2+12S+8

Explanation:

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Q:

Select the odd letters from the given alternatives.

A) CEG	B) UXZ
C) ORT	D) ILN

Answer & Explanation Answer: A) CEG

Explanation:

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Q:

Select the odd number from the given alternatives.

A) 43	B) 22
C) 13	D) 41

Answer & Explanation Answer: B) 22

Explanation:

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Q:

Select the odd word/letters/number/number pair from the given alternatives.

A) 27	B) 125
C) 8	D) 729

Answer & Explanation Answer: C) 8

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Q:

Identify the odd one out from the following:

A) Alloy	B) Air
C) Milk	D) Water

Answer & Explanation Answer: D) Water

Explanation:

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Q:

Find two natural numbers whose sum is 85 andtheleast common multiple is 102.

A) 30 & 55	B) 17 & 68
C) 35& 55	D) 51 & 34

Answer & Explanation Answer: D) 51 & 34

Explanation:

Let a + b = 85→b = 85 –a

LCM(a,b) =102→ab = 102

k→a(85 –a) = 102k, where k is a natural number.

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Q:

If $x + \frac{1}{x} = - 2$ , then the value of $x^{631} + \frac{1}{x^{632}}$ ?

A) -2	B) -1
C) 0	D) 2

Answer & Explanation Answer: C) 0

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Q:

If $\sqrt{1 + \frac{y}{16}} - \frac{7}{4}$ , then the value of 5y-15

A) 110	B) 130
C) 150	D) 160

Quantitative Aptitude - Arithmetic Ability Questions

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