6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Calculate the value of $\frac{61681 x 61681 - 31681 x 31681}{30000}$ ?

A) 93352	B) 94362
C) 93362	D) 95362

Answer & Explanation Answer: C) 93362

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1953

Q:

The value of $\frac{sinθ}{1 + cosθ} + \frac{sinθ}{1 - cosθ}$

A) 2sinθ	B) 2cosθ
C) 2secθ	D) 2cosecθ

Answer & Explanation Answer: D) 2cosecθ

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1953

Q:

Square of (7 - 4x) is

A) 16x2 - 28x + 49	B) 49 - 28x - 16x2
C) 49 - 56x - 16x2	D) 16x2 - 56x + 49

Answer & Explanation Answer: D) 16x2 - 56x + 49

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1953

Q:

If u : v = v : w, then what is the value of $u^{4} : v^{4}$ ?

A) u2 : wv	B) u2 : w2
C) u2 v : w3	D) u : w

Answer & Explanation Answer: B) u2 : w2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1953

Q:

The length and breadth of a rectangle is in the ratio of 3 : 1. If its perimeter is 96 m, then what is the length of the rectangle?

A) 36m	B) 24m
C) 12m	D) 48m

Answer & Explanation Answer: A) 36m

Explanation:

Let the length of the rectangle be 3x and breadth be 1x
Given, perimeter = 96 m
2(l + b) = 96 (or) l + b = 48 (or) 3x + 1x = 48 (or) x = 12 m
Now, Length of the rectangle = 12 x 3 = 36 m

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Filed Under: Area
Exam Prep: AIEEE , Bank Exams , CAT

3 1952

Q:

An equilateral triangle ABC is inscribed in a circle of radius 20√3.
What is the length of the side of the triangle?

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

Answer & Explanation Answer: D) 60 cm

Explanation:

Radius of circumcircle of an equilateral triangle = side /√3

R = a/√3

a = R√3 = 20√3 *√3 = 60cm

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

0 1952

Q:

Find the remainder when $4^{13}$ divided by 3?

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

Answer & Explanation Answer: A) 1

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

1 1952

Q:

The compound interest earned in two years at 12% per annum is Rs 10176. What is the sum (in Rs) invested?

A) 50000	B) 60000
C) 40000	D) 80000

Quantitative Aptitude - Arithmetic Ability Questions

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