6500+ Quantitative Aptitude Questions and Answers With Explanation

Q:

What is the mean of the first five Triangular Numbers?

A) 8	B) 7
C) 6	D) 5

Answer & Explanation Answer: B) 7

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Q:

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

A) (0, 2)	B) (-2, 0)
C) (2, 0)	D) (0, -2)

Answer & Explanation Answer: D) (0, -2)

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Q:

Triangle DEF is right angled at E. If cot D = 5/12, then what is the value of sin F?

A) 5/12	B) 13/5
C) 5/13	D) 13/12

Answer & Explanation Answer: C) 5/13

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Q:

If $cosθ = \frac{x^{2} - y^{2}}{x^{2} + y^{2}}$ , then the value of $cotθ$ is

A) 2xyx2-y2	B) 2xyx2+y2
C) x2+y22xy	D) x2-y22xy

Answer & Explanation Answer: D) x2-y22xy

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Q:

The point P(-4,1) divides the segment joining the points (x,0) and (0,y) in the ratio 3:2. Find x and y?

A) x = -10; y = 5/3	B) x = -10; y = -5/3
C) x = 10; y = 5/3	D) x = 10; y = -5/3

Answer & Explanation Answer: A) x = -10; y = 5/3

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Q:

The value of $\sqrt{- \sqrt{3 +} \sqrt{3 + 8 \sqrt{7 + 4 \sqrt{3}}}}$ is

A) 2	B) 4
C) ±2	D) -2

Answer & Explanation Answer: A) 2

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Q:

Josna takes 4 hrs 30 min in walking a distance and riding back to some place where she started. She could walk both ways in 5 hrs 40 min. The time taken by her to ride back both ways is

A) 3 hr 20 min	B) 3 hr 35 min
C) 3 hr 45 min	D) 3 hr 15 min

Answer & Explanation Answer: A) 3 hr 20 min

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Q:

How much does one need to add to 2/3 to obtain 3/2?

A) 5/6	B) 1.5/6
C) 1/-1	D) 4/9

Quantitative Aptitude - Arithmetic Ability Questions

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