6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Find the total surface area (in cm2) of a cube of side 7.5 cm.

A) 364.5	B) 446
C) 337.5	D) 684

Answer & Explanation Answer: C) 337.5

Explanation:

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

Area of circle is equal to the area of a rectangle having perimeter of 50 cms. and length more than the breadth by 3 cms. What is the diameter of the circle?

A) 7 cms	B) 21 cms
C) 28 cms	D) 14 cms

Answer & Explanation Answer: D) 14 cms

Explanation:

Let the breadth of rectangle be x cm => Length of rectangle = (x+3) cm Now, perimeter =2(x+x+3) = 50 => 2x + 3 = 25 => x = 11 Thus, breadth = 11 cm and length = 14 cm Area of circle = Area of rectangle =>pi * r* r = 14 * 11 =>r*r = 14 * 11 * 7/22 =>r = 7 cm Diameter = 2 * 7 = 14 cm

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Q:

A home theatre set is Rs. 4950. If two successive discounts of 20% and 15% are given, then its selling price is

A) Rs.3366	B) Rs.6633
C) Rs.3636	D) Rs.6363

Answer & Explanation Answer: A) Rs.3366

Explanation:

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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

Complete the analogy 3 : 11 :: 7 : ___

A) 29	B) 18
C) 24	D) 51

Answer & Explanation Answer: D) 51

Explanation:

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Filed Under: Quantitative Aptitude - Arithmetic Ability
Exam Prep: Bank Exams

4 2373

Q:

( $\overset{55}{11}$ ) +(18 − 6) × 9 =?

A) 113	B) 115
C) 100	D) 110

Answer & Explanation Answer: A) 113

Explanation:

Given,( $\overset{55}{11}$ ) +(18 − 6) =?

=5 + 12 × 9
=5 + 108

=113

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

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Q:

If x and y are natural numbers such that x + y = 2017, then what is the value of ${(- 1)}^{x} + {(- 1)}^{y}$ ?

A) 2	B) – 2
C) 0	D) 1

Answer & Explanation Answer: C) 0

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Q:

In $∆ UVW$ measure of angle V is 900. If cosecU = 13/12, and UV = 2.5 cm, then what is the length (in cm) of side VW?

A) 6.5	B) 6
C) 4	D) 5.6

Answer & Explanation Answer: B) 6

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Q:

A shopkeeper, sold cocoa seeds at the rate Rs 1,230 a kg and bears a loss of 5%. Now if he decides to sell it at Rs 1,353 per kg, what will be the result?

A) 4.5 percent gain	B) 9 percent gain
C) 4.5 percent loss	D) 9 percent loss

Quantitative Aptitude - Arithmetic Ability Questions

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