6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Find the value of ${[6 {[8^{\frac{1}{3}} + 64^{\frac{1}{3}}]}^{3}]}^{\frac{1}{4}}$

A) 5	B) 6
C) 36	D) 216

Answer & Explanation Answer: B) 6

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Q:

If $cotθ = 4$ , then the value of $\frac{5 sinθ + 3 cosθ}{5 sinθ - 3 cosθ}$ is

A) 1/9	B) 1/3
C) 3	D) 9

Answer & Explanation Answer: D) 9

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Q:

What is the value of Sin 30° - Cosec 45°?

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

Answer & Explanation Answer: D) (1 - 2√2)/2

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Q:

Find out the odd word/letters/number/number pair from the given alternatives.

A) Tetanus	B) Syphilis
C) Plague	D) Malaria

Answer & Explanation Answer: D) Malaria

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Q:

The standard deviation of the set {10, 11, 12, 9, 8} is

A) 1	B) √2
C) 2	D) 2√2

Answer & Explanation Answer: B) √2

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Q:

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

A) 145	B) 463
C) 581	D) 651

Answer & Explanation Answer: B) 463

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Q:

Select the odd word from the given alternatives.

A) Stream	B) Rivulet
C) River	D) Valley

Answer & Explanation Answer: D) Valley

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Q:

$If a - b = 6 and ab = 16, then a^{3} - b^{3} is$

A) 504	B) 702
C) 728	D) 511

Quantitative Aptitude - Arithmetic Ability Questions

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