6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

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

A) Professor – College	B) Teacher – School
C) Beautician – Parlour	D) Engineer – Home

Answer & Explanation Answer: D) Engineer – Home

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Q:

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

A) Sister – Brother	B) Son – Friend
C) Father – Daughter	D) Mother – Son

Answer & Explanation Answer: B) Son – Friend

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Q:

What is the value of $S = \frac{1}{1 x 3 x 5} + \frac{1}{1 x 4} + \frac{1}{3 x 5 x 7} + \frac{1}{4 x 7} + \frac{1}{5 x 7 x 9} + \frac{1}{7 x 10} + . . .$ upto 20 terms. Then what is the value of S?

A) 6179/15275	B) 6070/14973
C) 7191/15174	D) 5183/16423

Answer & Explanation Answer: B) 6070/14973

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A) (8, 23, 15)	B) (17, 52, 33)
C) (12, 35, 23)	D) (15, 44, 29)

Answer & Explanation Answer: B) (17, 52, 33)

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Q:

Δ XYZ is right angled at Y. If m∠Z = 60°, what is the length of YZ (in cm), if ZX = 3√3 cm?

A) 3√3/2	B) 3√3
C) 9	D) 6

Answer & Explanation Answer: A) 3√3/2

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Q:

What is the value of [1/(1 – tan θ)] – [1/(1 + tan θ)]?

A) tan θ	B) cot 2θ
C) tan 2θ	D) cot θ

Answer & Explanation Answer: C) tan 2θ

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Q:

A car takes 5 hours to cover 100 kms distance at a particular speed whereas another car takes 3 hours to reach a particular distance at the same speed. Find the distance.

A) 40 km	B) 60 km
C) 70 km	D) 80 km

Answer & Explanation Answer: B) 60 km

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Q:

The sum of the cubes of two numbers in the ratio 3 : 4 is 5824. The sum of the numbers is:

A) 21	B) 28
C) 24	D) 14

Quantitative Aptitude - Arithmetic Ability Questions

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