6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

9 women can complete a work in 50 days. If more 6 women were added to them, how many days before the work can be completed?

A) 30	B) 20
C) 15	D) 25

Answer & Explanation Answer: B) 20

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Filed Under: Time and Work
Exam Prep: Bank Exams

10 2062

Q:

M can complete 3/4 part of a work in 12 days and N can complete 2/7 part of the same work in 8 days. In how many days will both complete 11/14 part of the total work?

A) 8	B) 9
C) 7	D) 6

Answer & Explanation Answer: A) 8

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Filed Under: Time and Work
Exam Prep: Bank Exams , CAT

0 2061

Q:

Find the angular elevation of the sum when the shadow of a 15m long pole is $\frac{15}{\sqrt{2}}$ meters

A) 45°	B) 60°
C) 30°	D) 90°

Answer & Explanation Answer: B) 60°

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Filed Under: Quantitative Aptitude - Arithmetic Ability

0 2061

Q:

In a cyclic quadrilateral ABCD ∠BCD=120° and passes through the centre of the circle. Then ∠ABD = ?

A) 30°	B) 40°
C) 50°	D) 60°

Answer & Explanation Answer: A) 30°

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 2061

Q:

The sum of a fraction and 4 times its reciprocal is 13/3. What is the fraction?

A) 4/3	B) 3/4
C) 5/4	D) 4/5

Answer & Explanation Answer: A) 4/3

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2061

Q:

If α and β are the roots of equation x2 – 2x + 4 = 0, then what is the equation whose roots are α3/β2 and β3/α2?

A) x2 – 4 x + 8 = 0	B) x2 – 32 x + 4 = 0
C) x2 – 2 x + 4 = 0	D) x2 – 16 x + 4 = 0

Answer & Explanation Answer: C) x2 – 2 x + 4 = 0

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2061

Q:

What is the value of $\sin (90 ° + 2 A) [4 - \cos 2 (90 ° - 2 A)] ?$

A) 2(cos3 A – sin3 A)	B) 2(cos3 A + sin3 A)
C) 4(cos6 A+ sin6 A)	D) 4(cos6 A – sin6 A)

Answer & Explanation Answer: D) 4(cos6 A – sin6 A)

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Filed Under: Simplification
Exam Prep: Bank Exams

0 2060

Q:

If $x^{2} - 2 x + 1 = 0,$ then the value of $x^{4} + \frac{1}{x^{4}}$ is

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

Quantitative Aptitude - Arithmetic Ability Questions

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