6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If $a + b + c = 15 a n d \frac{1}{a} + \frac{1}{b} + \frac{1}{c} = \frac{71}{a b c},$ then the $a^{3} + b^{3} + c^{3} - 3 a b c$ is

A) 160	B) 180
C) 200	D) 220

Answer & Explanation Answer: B) 180

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Filed Under: Quantitative Aptitude - Arithmetic Ability

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Q:

A mason can build a wall in 18 hours. After 9 hours he takes a break. What fraction of the wall is yet to be built?

A) 0.9	B) 0.25
C) 0.5	D) 0.2

Answer & Explanation Answer: C) 0.5

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Find the value of p if -3x - 11, x + p and 5x + 7 are in arithmetic progression.

A) 9	B) 2
C) -9	D) -2

Answer & Explanation Answer: D) -2

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

If (sinA + CosA)/(sin A - cos A) = 5/4, the value of (tan2A + 1)/(tan2A - 1) = ?

A) 41/40	B) 12/13
C) 40/41	D) -31/49

Answer & Explanation Answer: D) -31/49

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Select the odd number from the given alternatives.

A) 24	B) 39
C) 65	D) 51

Answer & Explanation Answer: C) 65

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Divide 20 into two parts such that the sum of the square of the parts is 232. What is the value of the two parts?

A) 6, 14	B) 8, 12
C) 4, 16	D) 10, 10

Answer & Explanation Answer: A) 6, 14

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Filed Under: Numbers
Exam Prep: Bank Exams , CAT

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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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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

The area of a right angled triangle ABC, right angled at B, is 46 sq units. A median is drawn from A to BC which intersects at D. Find the area (in sq. units)of triangle ABD.

A) 12	B) 23
C) 46	D) 88

Quantitative Aptitude - Arithmetic Ability Questions

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