6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

There are red (A), yellow(B) and green (C) tokens in a bag. A : B :: 3 : 8, B : C :: 6 : 13. A : B : C is given by

A) 9 : 24 : 52	B) 3 : 48 : 13
C) 3 : 8 : 13	D) 3 : 6 : 13

Answer & Explanation Answer: A) 9 : 24 : 52

Explanation:

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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

0 1953

Q:

What is the value of Sin 60° + (1/2)Cosec 45°?

A) (√3 + 2)/2	B) (√3 + √2)/√2
C) (√3 + 2)/√2	D) (√3 + √2)/2

Answer & Explanation Answer: D) (√3 + √2)/2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1953

Q:

The area of a rectangle is 120 sq cm and its perimeter 140 cm. What is the length of its diagonal?

A) 50 cm	B) 30 cm
C) 40 cm	D) 60 cm

Answer & Explanation Answer: A) 50 cm

Explanation:

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Filed Under: Area
Exam Prep: Bank Exams

0 1953

Q:

What is the remainder, when $4 x^{4} + 10 x^{3} - 20 x^{2} + 90 is divided by (x + 2)$ ?

A) 0	B) -6
C) 45	D) 90

Answer & Explanation Answer: B) -6

Explanation:

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Filed Under: Square Roots and Cube Roots

3 1953

Q:

Each question contains Quantity I and Quantity II. Read the contents clearly and answer your questions accordingly.

Quantity I: The Sl on a certain sum of money for 3 years at 5% per annum is Rs 4800. Then the principle is?

Quantity II: The Cl on a certain sum of money for 2 years at 6% per annum is Rs. 3708. Then the principle is?

A) Quantity I > Quantity II	B) Quantity I ≥ Quantity II
C) Quantity I < Quantity II	D) Quantity I < Quantity II

Answer & Explanation Answer: A) Quantity I > Quantity II

Explanation:

Quantity I=15% of Principle=4800

Principle=Rs.32000

Quantity II=12.36% of Principle =3708

Principle=Rs.30000

Hence Quantity I > Quantity II

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Filed Under: Simple Interest

1 1952

Q:

If $\frac{11 - 13 x}{x} + \frac{11 - 13 y}{y} + \frac{11 - 13 z}{z} = 5$ then what is the value of $\frac{1}{x} + \frac{1}{y} + \frac{1}{z} = ?$

A) 1	B) 13/11
C) 13/5	D) 4

Answer & Explanation Answer: D) 4

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1951

Q:

The number whose square is equal to the difference of the squares of 37 and 23 is:-

A) 45.09	B) 28.98
C) 47.09	D) 28

Answer & Explanation Answer: B) 28.98

Explanation:

$37^{2} - 23^{2} = 840 Required number = \sqrt{840} = 28.98$

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1950

Q:

Find x, if $\sqrt{5 x - 6} + \sqrt{5 x + 6} = 6$

A) -4	B) 0
C) 2	D) 4

Quantitative Aptitude - Arithmetic Ability Questions

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