6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the value of tan 6° tan 36° tan 84° tan 54° tan 45°?

A) 1/2	B) 1/√2
C) 1	D) 1/3

Answer & Explanation Answer: C) 1

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Q:

Coefficient of $x^{2} in (x + 7) (5 - 3 x) (3 x - 6) is$

A) 96	B) -30
C) 42	D) -18

Answer & Explanation Answer: B) -30

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Q:

If secA/√(sec2A - 1) = x, then value of x is

A) tanA	B) cosecA
C) sinA	D) cosA

Answer & Explanation Answer: B) cosecA

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Q:

If (tanA - tanB)/(1 + tanAtanB) = x, then the value of x is

A) tan(A - B)	B) tan(A + B)
C) cot(A - B)	D) cot(A + B)

Answer & Explanation Answer: A) tan(A - B)

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) IJLO	B) EFHI
C) KLNQ	D) GHJM

Answer & Explanation Answer: B) EFHI

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Q:

If cosec π/4 - sin π/3 = x, then the value of x is

A) 4/√3	B) (2√2-√3)/2
C) (1-√3)/√3	D) √3+2

Answer & Explanation Answer: B) (2√2-√3)/2

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Q:

The value of cos (1110 $°$ ) is

A) √3/2	B) 1/2
C) 1/√2	D) 1

Answer & Explanation Answer: B) 1/2

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Q:

The reciprocals of the squares of the numbers 11⁄2 and 11⁄3 are in the ratio

A) 64 : 81	B) 8 : 9
C) 81 : 64	D) 9 : 8

Quantitative Aptitude - Arithmetic Ability Questions

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