6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

The age of Dr. Pandey is four times the age of his son. After 10 years , the age of Dr. Pandey will be twice the age of his son . The present age of Dr. Pandey's son is

A) 4 years	B) 5 years
C) 6 years	D) 8 years

Answer & Explanation Answer: B) 5 years

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Filed Under: Problems on Ages
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Q:

Volume of a cube is 512 cubic cm, find its total surface area? (Take π = 22/7)

A) 768 sq cms	B) 192 sq cms
C) 384 sq cms	D) 576 sq cms

Answer & Explanation Answer: C) 384 sq cms

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Filed Under: Volume and Surface Area
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Q:

Find the mean value of 2, 3, 3, 4, 6, 7

A) 4.17	B) 4.15
C) 4.13	D) 4.70

Answer & Explanation Answer: A) 4.17

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Filed Under: Average
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Q:

The mean of the data 1, 2, 10, 18, 3, 17, 19 is

A) 7	B) 10
C) 17	D) 70

Answer & Explanation Answer: B) 10

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Q:

In the following question, select the odd word from the given alternatives.

A) Crocodile	B) Rat
C) Snake	D) Lizard

Answer & Explanation Answer: B) Rat

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Filed Under: Odd Man Out
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Q:

What is the value of cot 11π/6?

A) -√3	B) -1
C) √3	D) -1/2

Answer & Explanation Answer: A) -√3

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Filed Under: Simplification
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Q:

If $\sec^{2} θ + \tan^{2} θ = \sqrt{3}, then \sec^{4} θ - \tan^{4} θ =$

A) 1/√3	B) 1
C) √3	D) 0

Answer & Explanation Answer: C) √3

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Filed Under: Simplification
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Q:

If secA + tanA = x, then find the value of x.

A) √[(1 - sinA)/(1 + sinA)]	B) (1 + sinA)/(1 - sinA)
C) (1 - sinA)/(1 + sinA)	D) √[(1 + sinA)/(1 - sinA)]

Quantitative Aptitude - Arithmetic Ability Questions

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