6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the value of (1/2) Sec 30° + √2 Tan 60°?

A) (1 + 3√2)/√3	B) (√3 + 2)/√3
C) √3 + 2	D) (√3 + 2)/2

Answer & Explanation Answer: A) (1 + 3√2)/√3

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Q:

$If a + b = 8 and ab = 15, then a^{3} + b^{3} is$

A) 224	B) 244
C) 152	D) 128

Answer & Explanation Answer: C) 152

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Q:

What will be the value of $r^{2} + p^{2} + s^{2} - rp - ps - rs$ when r = 4, p = 2, s = 8?

A) 8	B) 18
C) 28	D) 38

Answer & Explanation Answer: C) 28

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Q:

All rational numbers are ____ numbers.

A) integer	B) whole
C) irrational	D) real

Answer & Explanation Answer: D) real

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Q:

30% discount is offered on an item. By applying a promo code the customer wins 20% cash back. What is the effective discount?

A) 44 percent	B) 52.8 percent
C) 50 percent	D) 26 percent

Answer & Explanation Answer: A) 44 percent

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Q:

If tanA + tanB = X, then the value of X is

A) (tanA - tanB)/(1 + tanAtanB)	B) (tanA + tanB)/(1 - tanAtanB)
C) (tanA + tanB)/(1 + tanAtanB)	D) (tanA - tanB)/(1 - tanAtanB)

Answer & Explanation Answer: B) (tanA + tanB)/(1 - tanAtanB)

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Q:

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

A) 5125	B) 8564
C) 7343	D) 6216

Answer & Explanation Answer: B) 8564

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Filed Under: Odd Man Out
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Q:

Find the odd word/letters/numbers pair from the given alternatives.

A) Peninsula	B) Island
C) Bay	D) Cape

Quantitative Aptitude - Arithmetic Ability Questions

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