6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

Correct expression of $0.0 \bar{18}$ = ?

A) 1/55	B) 18/100
C) 18/1000	D) 1/66

Answer & Explanation Answer: C) 18/1000

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

3 42092

Q:

If $\frac{7 x + 9 y}{3 x - 4 y} = \frac{19}{8}$ , then the value of x/y is

A) 148/1	B) 1/148
C) 145/1	D) 1/145

Answer & Explanation Answer: A) 148/1

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Exam Prep: Bank Exams

0 42028

Q:

Simplify : ${(27)}^{\frac{- 2}{3}}$

A) 1/18	B) 9
C) 1/9	D) 18

Answer & Explanation Answer: C) 1/9

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Filed Under: Simplification
Exam Prep: Bank Exams

1 41965

Q:

Mark the odd man out of the series?

1 6 27 124 650

A) 27	B) 124
C) 6	D) 650

Answer & Explanation Answer: D) 650

Explanation:

The given series is 1 6 27 124 650

1

1 + 2 x 2 = 6

6 + 3 x 3 = 27

27 + 4 x 4 = 124

124 + 5 x 5 = 645 (NOT 650)

Hence, the odd man in the given number series is 650.

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Filed Under: Odd Man Out
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

11 41948

Q:

Find the unit place digit in the given expression.

${(153)}^{144} - {(115)}^{123} - {(111)}^{510} + {(216)}^{25}$

A) 1	B) 5
C) 6	D) 3

Answer & Explanation Answer: A) 1

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Filed Under: Simplification
Exam Prep: Bank Exams

1 41874

Q:

A and B started a business jointly A's investment was thrice the investment of B and the period of his investment was two times the period of investment of B. If B received Rs. 4000 as profit, then their total profit is :

A) 22000	B) 28000
C) 32000	D) 36000

Answer & Explanation Answer: B) 28000

Explanation:

Suppose B invested Rs. x for y months. Then, A invested Rs. 3x for 2y months.

So, A : B = (3x * 2y) : (x * y) = 6xy : xy = 6 : 1.

B's profit : Total profit = 1 : 7.

Let the total profit be Rs. x Then, 1/7 = 4000/x or x = 28000.

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Filed Under: Partnership

32 41864

Q:

What will be the compound interest earned on an amount of Rs. 5000 in 2 years?

I. The simple interest on the same amount at the same rate of interest in 5 years is Rs.2000.

II. The compound interest and the simple interest earned in one year is the same.

III. The amount becomed more than double on compound interest in 10 years.

A) I only	B) .I and II only
C) II and III only	D) I and III only

Answer & Explanation Answer:

Explanation:

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

0 41860

Q:

Evaluate $\sqrt{93 + \sqrt{32 + \sqrt{274 + \sqrt{225}}}}$

A) 9	B) 11
C) 12	D) 10

Quantitative Aptitude - Arithmetic Ability Questions

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