6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

If $x = \sqrt[2]{x^{2} + 11} - 2, then x^{3} + 5 x^{2} + 12 x$ is

A) 0	B) 3
C) 7	D) 11

Answer & Explanation Answer: B) 3

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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:

The number of diagonals in a hendecagon is

A) 44	B) 39
C) 40	D) 33

Answer & Explanation Answer: D) 33

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Filed Under: Area
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Q:

At what point does the line 2x - 3y = 6 cuts the X axis?

A) (-3 , 0)	B) (0 , 3)
C) (0 , -3)	D) (3 , 0)

Answer & Explanation Answer: D) (3 , 0)

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

cos(A+B) + cos(A-B) is equal to

A) 2cosAcosB	B) 2sinAsinB
C) 2sinAcosB	D) 2cosAsinB

Answer & Explanation Answer: A) 2cosAcosB

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Q:

What is the reflection of the point (3, 2) in the line y = -2?

A) (-7 , 2)	B) (-3 , -6)
C) (-7 , -2)	D) (3 , -6)

Answer & Explanation Answer: D) (3 , -6)

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Filed Under: Quantitative Aptitude - Arithmetic Ability
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Q:

Three consecutive natural numbers are such that the square of the greatest is greater than the product of the other two by 19. The smallest of these numbers is

A) 5	B) 6
C) 7	D) 4

Answer & Explanation Answer: A) 5

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Filed Under: Problems on Numbers
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Q:

How many 3 digit numbers are completely divided by 4.

A) 225	B) 224
C) 223	D) 222

Quantitative Aptitude - Arithmetic Ability Questions

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