6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

In the given figure, AQ = 4√2 cm, QC = 6√2 cm and AB = 20 cm. If PQ is parallel to BC, then what is the value of PB (in cm) ?

A) 8	B) 12
C) 6	D) 15

Answer & Explanation Answer: B) 12

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Q:

In the last financial year, a car company sold 41,800 cars . In this year, the target is to sell 51,300 cars . By what percent must the sale be increased ?

A) 11 9/22%	B) 8 9/22%
C) 8 11/23%	D) 22 8/11%

Answer & Explanation Answer: D) 22 8/11%

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Q:

What is the value of $Sin 30 ° + 2 Cos 30 ° ?$

A) (2√2 + 3)/√6	B) (9 + 2√3)/9
C) (1 + 2√3)/2	D) (2√6 + 1)/√3

Answer & Explanation Answer: C) (1 + 2√3)/2

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Q:

If 4(2x - 4) - 2 > 3x - 1 ≥ 4x - 7, then x can take which of the following values?

A) 7	B) 6
C) 2	D) 0

Answer & Explanation Answer: B) 6

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Q:

If 8x/3 + [7(5 - 2x/3)]/2 = 1/2 , then what is the value of x?

A) -17	B) 51
C) -51	D) 17

Answer & Explanation Answer: C) -51

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Q:

Find the common factor of $(37^{57} + 43^{57}) and (37^{37} + 43^{37})$

A) (43 - 37)	B) (43 + 37)
C) 37	D) 10

Answer & Explanation Answer: B) (43 + 37)

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Q:

The value of $Cot 17 ° (Cot 73 ° {Cos}^{2} 22 ° + \frac{1}{Cot 17 ° {Sec}^{2} 68 °})$ is

A) 0	B) 1
C) 2	D) √3

Answer & Explanation Answer: B) 1

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Q:

If ${(cotA - cosecA)}^{2} = x$ , then the value of x is

A) (1 - cosA)/(1 + cosA)	B) (1 - sinA)/(1 + sinA)
C) (1 - secA)/(1 + secA)	D) (1 - cosecA)/(1 + cosecA)

Quantitative Aptitude - Arithmetic Ability Questions

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