Quantitative Aptitude - Arithmetic Ability Questions

Q:

The radius of a hemisphere is 7 cm, find its volume?

A) 718.67 cubic cm B) 1437.34 cubic cm
C) 239.56 cubic cm D) 359.34 cubic cm
 
Answer & Explanation Answer: A) 718.67 cubic cm

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Filed Under: Volume and Surface Area
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Q:

The maximum number of common tangents that can be drawn to two disjoint circles is

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

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Q:

If there are four lines in a plane, then what cannot be the number of points of intersection of these lines?

A) 0 B) 5
C) 4 D) 7
 
Answer & Explanation Answer: D) 7

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Q:

Find the total surface area (in cm²) of a right circular cylinder of diameter 42 cm and height 14 cm

A) 4488 B) 4250
C) 4010 D) 4620
 
Answer & Explanation Answer: D) 4620

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Q:

What is the HCF (highest common factor) of 77 and 275?

A) 12 B) 11
C) 7 D) 25
 
Answer & Explanation Answer: B) 11

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Filed Under: Problems on Numbers
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Q:

A train is moving at the speed of 36 km/hr. How many seconds it will take to cover a distance of 600 meters?

A) 60 B) 120
C) 30 D) 40
 
Answer & Explanation Answer: A) 60

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Filed Under: Problems on Trains
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Q:

Find the area (in cm²) of a semi-circle of radius 21 cm.

A) 1386 B) 960
C) 693 D) 1920
 
Answer & Explanation Answer: C) 693

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Filed Under: Area
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Q:

If 3x + 2 < 2x + 1 and x ­- 4 ≤ 2x -­ 1; then x can take which of the following values?

A) -2 B) 0
C) 2 D) 4
 
Answer & Explanation Answer: A) -2

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Filed Under: Simplification
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