6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

In the following pair of words, pick the odd pair which is odd from the others?

A) Hydrogen : Sulphuric Acid	B) Chlorine : Salt
C) Oxygen : Water	D) Nitrogen : Hydrochloric Acid

Answer & Explanation Answer: D) Nitrogen : Hydrochloric Acid

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Q:

What is the value of ${(4a}^{2} + 8 b + 14 c + 2) / 2$ ?

A) 2a2 + 4b + 7c + 1	B) a2 + 4b + 7c + 1
C) 2a2 + 4b + 7c + 2	D) a2 + 4b + 7c + 2

Answer & Explanation Answer: A) 2a2 + 4b + 7c + 1

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Q:

What is the simplest form of (1 + cosA)(cosecA cotA)?

A) cosA	B) tanA
C) cotA	D) sinA

Answer & Explanation Answer: D) sinA

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Q:

If $x^{2} - 12 x + 33 = 0$ , then what is the value of ${(x - 4)}^{2} + [1 / {(x - 4)}^{2}]$ ?

A) 16	B) 14
C) 18	D) 20

Answer & Explanation Answer: B) 14

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Q:

What is the value of sec 4π/3?

A) 2	B) -2
C) 2/√3	D) -2/√3

Answer & Explanation Answer: B) -2

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Q:

If (9 - 3x) - (17x - 10) = -1, then the value of x is

A) 1	B) -1
C) 9/10	D) -0.9

Answer & Explanation Answer: A) 1

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Q:

If $tanθ = \frac{8}{15}, then \frac{\sqrt{1 - sinθ}}{\sqrt{1 + sinθ}}$ is

A) 1/5	B) 2/5
C) 3/5	D) 0

Answer & Explanation Answer: C) 3/5

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Q:

$I f {(x - 2)}^{2} + {(y + 3)}^{2} + {(z - 15)}^{2} = 0, t h e n w h a t i s t h e v a l u e o f x + y + z - 5 ?$

A) 5	B) 9
C) 15	D) 20

Quantitative Aptitude - Arithmetic Ability Questions

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