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:

In the given fig, ST||RP, then what is the value of supplementary angle y (in deg)?

A) 10 B) 60
C) 100 D) 170
 
Answer & Explanation Answer: C) 100

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Q:

If 3√7 + √343 = 19.21, then find the value of √252 + 20√7.

A) 39.4 B) 49.9
C) 56.8 D) 92.3
 
Answer & Explanation Answer: B) 49.9

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Q:

An angle is thrice its complementary angle. What is the measure of the angle?

A) 22.5° B) 135°
C) 45° D) 67.5°
 
Answer & Explanation Answer: D) 67.5°

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Q:

In a college, 25% of male faculties are same in number as 1/3rd of the female faculties. What is the ratio of male faculty to female faculty in that college?

 

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

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Filed Under: Ratios and Proportions
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Q:

What is the value of sin (–π/3) + cos(–π/6)?

A) 0 B) 1
C) 2 D) 3
 
Answer & Explanation Answer: A) 0

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Q:

What is the simplified value of (sec4 A  tan2 A)  (tan4 A + sec2 A)?

A) -1 B) 1/2
C) 1 D) 0
 
Answer & Explanation Answer: D) 0

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Q:

tan(A/2) is equal to

A) cosecA + cotA B) secA - cotA
C) cosecA - cotA D) secA + cotA
 
Answer & Explanation Answer: C) cosecA - cotA

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