6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Reduce 3596 / 4292 to lowest terms.

A) 29/37	B) 17/43
C) 31/37	D) 19/23

Answer & Explanation Answer: C) 31/37

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Filed Under: Simplification
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Q:

If $\frac{cosθ}{1 - sinθ} + \frac{cosθ}{1 + sinθ} = 4$ , then the value of $θ (0 ° < θ < 90 °)$ ?

A) 60°	B) 45°
C) 30°	D) 35°

Answer & Explanation Answer: A) 60°

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Q:

If $θ$ is positive acute angle and $7 \cos^{2} Ɵ + 3 \sin^{2} Ɵ = 4$ , then the value of $θ$ is

A) 60°	B) 30°
C) 45°	D) 90°

Answer & Explanation Answer: A) 60°

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Filed Under: Simplification
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Q:

A field can be reaped by 12 men or 18 women in 14 days. In how many days can 8 men and 16 women reap it?

A) 26 days	B) 24 days
C) 9 days	D) 8 days

Answer & Explanation Answer: C) 9 days

Explanation:

12 men or 18 women can complete in 14 days

8 men and 16 women can complete in how many days

12men = 18 women (Comparing efficiencies)

1men = 18/12 = 1.5 women

8 men and 16 women = 12women + 16 women = 28 women

18 women completes in 14 days

1 woman completes in 14*18 days

28 women completes in (14*18)/28 days = 9 days

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

A batsman scores 98 runs in the 17th match of his career. His average runs per match increased by 2.5. What is his average before the 17th match?

A) 58	B) 60.5
C) 63	D) 55.5

Answer & Explanation Answer: D) 55.5

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Filed Under: Average
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Q:

Mr. Rajesh buys a toy for Rs. 27.50 and sells it for Rs. 28.60. Find the gain %.

A) 5%	B) 4%
C) 6%	D) 3%

Answer & Explanation Answer: B) 4%

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Filed Under: Profit and Loss
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Q:

An engineering student has to secure 36% marks to pass. He gets 53 and fails by 37 marks. Find the maximum marks.

A) 275 marks	B) 250 marks
C) 300 marks	D) 325 marks

Answer & Explanation Answer: B) 250 marks

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Filed Under: Percentage
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Q:

If 6/7th of 8/5th of a number is 192, then 3/4th of that number is _____.

A) 105	B) 77
C) 36	D) 80

Quantitative Aptitude - Arithmetic Ability Questions

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