Quantitative Aptitude - Arithmetic Ability Questions

Q:

What are the co­ordinates of the mid point of the segment joining points C(5,­-2) and D(­-1,8).

A) (­-2, ­3) B) (2, 3)
C) (­2, -3) D)  (-2, -­3)
 
Answer & Explanation Answer: B) (2, 3)

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Q:

What is the mean of first hundred natural numbers?

A) 50 B) 50.5
C) 51.5 D) 51
 
Answer & Explanation Answer: B) 50.5

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Q:

An angle is greater than its complementary by 20°. What will be the measure of the angle?

A) 55° B) 35°
C) 100° D) 80°
 
Answer & Explanation Answer: A) 55°

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Q:

Choose the correct option for the figure shown below.

A) AD = AF B) BD = BE
C) CE = FC D) All option are correct
 
Answer & Explanation Answer: D) All option are correct

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Q:

Δ PQR is right angled at Q. If m∠R = 60°, what is the length of PR (in cm), if RQ = 4√3 cm?

A) 8 B) 4
C) 8/√3 D) 8√3
 
Answer & Explanation Answer: D) 8√3

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Q:

A prism has a regular hexagonal base with side 6 cm. If the total surface area of prism is 216√3 cm2, then what is the height (in cm) of prism?

A) 3√3 B)  6√3
C) 6 D) 3
 
Answer & Explanation Answer: A) 3√3

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Q:

If the number x4562 is divisible by 9, what is the face value of x?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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Q:

Which of the following is correct?

A) (4x + 5y)(5x - 4y) = 20x2 + 9xy - 20y2 B) (4x + 5y)(5x - 4y) = 20x2 + 41xy - 20y2
C) (4x + 5y)(5x - 4y) = 20x2 - 9xy + 20y2 D) (4x + 5y)(5x - 4y) = 20x2 - 41xy + 20y2
 
Answer & Explanation Answer: A) (4x + 5y)(5x - 4y) = 20x2 + 9xy - 20y2

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