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:

Which among the following is true for the given numbers?

A) 3/8 > 19/73 < 29/47 < 17/39	B) 19/73 < 3/8 < 17/39 < 29/47
C) 19/73 < 3/8 < 29/47 < 17/39	D) 19/73 < 29/47 < 3/8 < 17/39

Answer & Explanation Answer: B) 19/73 < 3/8 < 17/39 < 29/47

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Filed Under: Decimal Fractions
Exam Prep: Bank Exams

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Q:

What is the HCF (highest common factor) of 77 and 275?

A) 12	B) 11
C) 7	D) 25

Answer & Explanation Answer: B) 11

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

If O is the centre of a circle of radius 5 cm. At a distance of 13 cm from O, a point P is taken. From this point, two tangents PQ and PR are drawn to the circle. Then , the area of quadrilateral PQOR is

A) 60 cm2	B) 32.5 cm2
C) 65 cm2	D) 30 cm2

Answer & Explanation Answer: A) 60 cm2

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

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Q:

Sonam's age after eight years will be half of her father's age. Eight years ago the ratio of their ages was 1 : 3. Find the present age of Sonam's father.

A) 48	B) 56
C) 36	D) 65

Answer & Explanation Answer: B) 56

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

The simple interest on a certain sum of money invested at a certain rate for 2 years amounts to Rs. 1200. The compound interest on the same sum of money invested at the same rate of interest for 2 years amounts to Rs. 1290. What was the principal?

A) Rs. 12000	B) Rs. 16000
C) Rs. 6000	D) Rs. 4000

Answer & Explanation Answer: D) Rs. 4000

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Filed Under: Simple Interest
Exam Prep: Bank Exams

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Q:

If sinA/(1 + cosA) = x, then x is

A) cosecA + cotA	B) secA - cotA
C) secA + cotA	D) cosecA - cotA

Answer & Explanation Answer: D) cosecA - cotA

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

What is the value of $\sqrt[3]{1331} + \sqrt{729} - \sqrt[3]{512}$

A) 15	B) 20
C) 30	D) 23

Quantitative Aptitude - Arithmetic Ability Questions

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