6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

In the following question, select the odd word pair from the given alternatives.

A) Oxygen – Gas	B) Metal – Platinum
C) Liquid – Water	D) Solid – Iron

Answer & Explanation Answer: A) Oxygen – Gas

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

In how many ways can a group of 5 men and 2 women be made out of a total of 7 men and 3 women?

A) 135	B) 63
C) 125	D) 64

Answer & Explanation Answer: B) 63

Explanation:

Required number of ways = $(7 C_{5} * 3 C_{2}) = (7 C_{2} * 3 C_{1}) = 63$

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Filed Under: Permutations and Combinations

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Q:

Three unbiased coins are tossed.What is the probability of getting at least 2 heads?

A) 1/4	B) 1/2
C) 3/4	D) 1/3

Answer & Explanation Answer: B) 1/2

Explanation:

Here S= {TTT, TTH, THT, HTT, THH, HTH, HHT, HHH}.

Let E = event of getting at least two heads = {THH, HTH, HHT, HHH}.

P(E) = n(E) / n(S)

= 4/8= 1/2

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Filed Under: Probability

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Q:

The product of two numbers is 9375 and the quotient, when the larger one is divided by the smaller, is 15. The sum of the numbers is :

A) 100	B) 200
C) 300	D) 400

Answer & Explanation Answer: D) 400

Explanation:

Let the numbers be x and y.

Then, xy = 9375 and x/y = 15.

$(\frac{x y}{\frac{x}{y}}) = 9375 / 15$

=> $y^{2} = 625$

=> y = 25

=> x = 15y = 15 x 25 = 375.

Sum of the numbers = 375 + 25 = 400.

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Filed Under: Problems on Numbers

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Q:

What is the difference between the place value and face value of 3 in 273965

A) 2997	B) 2035
C) 0	D) 3962

Answer & Explanation Answer: A) 2997

Explanation:

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Find the odd word/letters/number pair from the given alternatives.

(A) ECBY (B) RTUX (C ) GEDA (D) WUTQ

A) A	B) B
C) C	D) D

Answer & Explanation Answer: B) B

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is:

A) 1.04	B) 2.04
C) 3.04	D) 4.04

Answer & Explanation Answer: D) 4.04

Explanation:

100 cm is read as 102 cm.

A1 = (100*100)Sq.cm

A2 = (102*102)Sq.cm

(A2 - A1) = $102^{2} - 100^{2}$ = (102 + 100) x (102 - 100) = 404 sq.cm.

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

40 46289

Q:

In the following question, select the odd word pair from the given alternatives.

A) Surgeon – Scalpel	B) Tailor – Scissors
C) Chisel – Sculptor	D) Chef – Knife

Quantitative Aptitude - Arithmetic Ability Questions

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