6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the value of [2 sin (45 + θ) sin (45 – θ)]/cos 2θ?

A) 0	B) tan 2θ
C) cot 2θ	D) 1

Answer & Explanation Answer: D) 1

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Q:

Which of the following is not a quadratic equation?

A) 2x(x + 4) -11 = x(x - 3) + 6	B) 4x(x + 4) -11 = 5x(x - 3) + 5
C) x(x + 2) -15 = x(x - 5) + 11	D) 2x2 + 8x - 11 = 0

Answer & Explanation Answer: C) x(x + 2) -15 = x(x - 5) + 11

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Q:

The point R(a,b) is first reflected in origin to R1 and R1 is reflected in x-axis to (-3,4). The co-ordinates of point R are

A) (3,4)	B) (-3,-4)
C) (-3,4)	D) (3,-4)

Answer & Explanation Answer: A) (3,4)

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Q:

What is the value of tan 7π/4?

A) √3	B) -1/2
C) √3/2	D) -1

Answer & Explanation Answer: D) -1

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Q:

Coefficient of x in (x + 9)(8 - 5x) is

A) 37	B) -53
C) -37	D) 53

Answer & Explanation Answer: C) -37

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Q:

Mukesh got series of discount 30%, 25%, 15% on his shirt. Find out the single equivalent discount.

A) 52.34%	B) 38.35%
C) 55.38%	D) 57.38%

Answer & Explanation Answer: C) 55.38%

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Q:

A box of 20 items was bought for Rs. 6,400 after a discount of 20%. Find the cost of each item.

A) Rs. 300	B) Rs. 350
C) Rs. 400	D) Rs. 450

Answer & Explanation Answer: C) Rs. 400

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Q:

Select the odd word from the given alternatives.

A) Chair	B) Sofa
C) Couch	D) Television

Quantitative Aptitude - Arithmetic Ability Questions

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