6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the value of (√3 - sec60) ?

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

Answer & Explanation Answer: A) √3-2

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Q:

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

A) 168	B) 198
C) 196	D) 191

Answer & Explanation Answer: D) 191

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Q:

What is the value of Cot 45° + Cosec 60°?

A) (√6 + 1)/√3	B) (1 + √3)/2
C) 5/√3	D) (√3 + 2)/√3

Answer & Explanation Answer: D) (√3 + 2)/√3

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Q:

What is the value of $S = \frac{1}{1 x 3 x 5} + \frac{1}{1 x 4} + \frac{1}{3 x 5 x 7} + \frac{1}{4 x 7} + \frac{1}{5 x 7 x 9} + \frac{1}{7 x 10} + . . .$ upto 20 terms. Then what is the value of S?

A) 6179/15275	B) 6070/14973
C) 7191/15174	D) 5183/16423

Answer & Explanation Answer: B) 6070/14973

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Q:

Select the odd number from the given alternatives.

A) 8	B) 27
C) 100	D) 125

Answer & Explanation Answer: C) 100

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Q:

If 4(x + 1) - 3 < 3 - x < 2x + 5; then the value of x is

A) -1	B) 0
C) -2	D) 3

Answer & Explanation Answer: B) 0

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Q:

(secA - 1)/(secA + 1) is equal to?

A) (1 - sinA)/(1 + sinA)	B) (1 + cosA)/(1 - cosA)
C) (1 + sinA)/(1 - sinA)	D) (1 - cosA)/(1 + cosA)

Answer & Explanation Answer: D) (1 - cosA)/(1 + cosA)

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Q:

Five angles of a hexagon measure 116 deg each. What is the measure of the remaining angle?

A) 152 deg	B) 116 deg
C) 140 deg	D) 126 deg

Quantitative Aptitude - Arithmetic Ability Questions

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