6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

A boy crosses a 300 metres wide road in 30 seconds. What is his speed (in km/hr)?

A) 18	B) 54
C) 36	D) 27

Answer & Explanation Answer: C) 36

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams

5 1520

Q:

Praneet started his journey at 2:45:46 p.m. and reached the destination at 4:55:57 p.m. Anit started the journey 58 mins 40 secs after Praneet and reached his destination 50 mins 29 secs after him. How long did Anit take to complete his journey?

A) 2 hours 2 seconds	B) 2 hours 2 minutes
C) 1 hour 59 minutes	D) 2 hours 1 minute 12 seconds

Answer & Explanation Answer: D) 2 hours 1 minute 12 seconds

Explanation:

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Filed Under: Time and Distance
Exam Prep: Bank Exams , CAT

1 1520

Q:

Find two natural numbers whose sum is 85 andtheleast common multiple is 102.

A) 30 & 55	B) 17 & 68
C) 35& 55	D) 51 & 34

Answer & Explanation Answer: D) 51 & 34

Explanation:

Let a + b = 85→b = 85 –a

LCM(a,b) =102→ab = 102

k→a(85 –a) = 102k, where k is a natural number.

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Filed Under: Numbers
Exam Prep: Bank Exams

0 1519

Q:

If the difference between the roots of the equation ${Ax}^{2} - Bx + C = 0$ is 4, then which of the following is TRUE?

A) B2 – 16A2 = 4AC + 4B2	B) B2 – 10A2 = 4AC + 6A2
C) B2 – 8A2 = 4AC + 10A2	D) B2 – 16A2 = 4AC + 8B2

Answer & Explanation Answer: B) B2 – 10A2 = 4AC + 6A2

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

On a ground , there is a vertical tower with a flagpole on its top . At a point 9 m away from the foot of the tower , the angles of elevation of the top and bottom of the flagpole are 60° and 30° respectively . The height of the flagpole is

A) 5√3 m	B) 6√3 m
C) 6√2m	D) 6√5 m

Answer & Explanation Answer: B) 6√3 m

Explanation:

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Filed Under: Height and Distance
Exam Prep: Bank Exams

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Q:

What is the value of a-b when $a^{2} + b^{2} - 6 a - 6 b + 18 = 0$ ?

A) 0	B) 3
C) 6	D) 9

Answer & Explanation Answer: A) 0

Explanation:

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

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

A) Aizwal	B) Agartala
C) Shillong	D) Darjeeling

Answer & Explanation Answer: D) Darjeeling

Explanation:

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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

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

A) Crocodile	B) Rat
C) Snake	D) Lizard

Quantitative Aptitude - Arithmetic Ability Questions

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