6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

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

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

Answer & Explanation Answer: D) 10

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 59521

Q:

Find the volume (in cm³) of a cube of side 4.5 cm.

A) 55.467	B) 14.445
C) 91.125	D) 26.465

Answer & Explanation Answer: C) 91.125

Explanation:

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

2 59485

Q:

Mark the odd man out in the given number series

24.3, 23.1, 20.7, 17.1, 12.4

A) 12.4	B) 17.1
C) 20.7	D) 23.1

Answer & Explanation Answer: A) 12.4

Explanation:

The given series 24.3, 23.1, 20.7, 17.1, 12.4 follows a pattern that

24.3

24.3 - 1.2 = 23.1

23.1 - 2.4 = 20.7

20.7 - 3.6 = 17.1

17.1 - 4.8 = 12.3 not 12.4

Hence, the odd man or odd number in the given series is 12.4

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

4 59481

Q:

Simplify : $\frac{5}{28} \div \frac{28}{35} \div \frac{20}{112}$

A) 4/5	B) 5/4
C) 4/7	D) 7/4

Answer & Explanation Answer: B) 5/4

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

1 59386

Q:

Solve the following

24 / (20 - 12 / 3 x 8) = ?

A) -2	B) -3
C) 6	D) 3

Answer & Explanation Answer: A) -2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

0 59381

Q:

A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?

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

Answer & Explanation Answer: A) 30

Explanation:

Let the side of the square(ABCD) be x meters.

Then, AB + BC = 2x metres.

AC = $\sqrt{2 x}$ = (1.41x) m.

Saving on 2x metres = (0.59x) m.

Saving % = $\frac{0.59 x}{2 x} * 100$ = 30% (approx)

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Filed Under: Area
Exam Prep: Bank Exams
Job Role: Bank PO

96 59379

Q:

If log 2 = 0.30103, Find the number of digits in 2⁵⁶ is

A) 17	B) 19
C) 23	D) 25

Answer & Explanation Answer: A) 17

Explanation:

$\log (2^{56})$ =56*0.30103 =16.85768.

Its characteristics is 16.

Hence, the number of digits in $2^{56}$ is 17.

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Filed Under: Logarithms
Exam Prep: Bank Exams
Job Role: Bank PO

121 59284

Q:

Which of the following statement(s) is/are TRUE?

I. √5 + √5 > √7 + √3
II. √6 + √7 > √8 + √5
III. √3 + √9 > √6 + √6

A) Only I	B) Only I and II
C) Only II and III	D) Only I and III

Quantitative Aptitude - Arithmetic Ability Questions

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