Quantitative Aptitude - Arithmetic Ability Questions

Q:

The square root of 6084 is

A) 82 B) 78
C) 74 D) 76
 
Answer & Explanation Answer: B) 78

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A) (47, 44, 41) B) (49, 46, 43)
C) (59, 56, 53) D)  (91, 88, 84)
 
Answer & Explanation Answer: D)  (91, 88, 84)

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Q:

If the curved surface area of a right circular cone is 10010 sq cm and its slant height is 91 cm, find its total surface area.

A) 27720 sq cm B) 4620 sq cm
C) 6930 sq cm D) 13860 sq cm
 
Answer & Explanation Answer: D) 13860 sq cm

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Filed Under: Volume and Surface Area
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Q:

In a triangle ABC, right angled at B, BC = 15 cm and AB = 8 cm. A circle is inscribed in triangle ABC. Then the radius of the circle is :

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

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Q:

The total surface area of a cube is 181.5 cm². Find its side (in cm).

A) 6.5 B) 4.5
C) 7.5 D) 5.5
 
Answer & Explanation Answer: D) 5.5

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Q:

What is the sum of the measures of all the interior angles of a regular polygon of 5 sides?

A) 720 B) 1080
C) 1260 D) 540
 
Answer & Explanation Answer: D) 540

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Q:

In the following question, four groups of three numbers are given. In each group the second and third number are related to the first number by a Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

 

A) (4, 12, 16) B) (5, 15, 20)
C) (6, 18, 30) D) (9, 27, 36)
 
Answer & Explanation Answer: C) (6, 18, 30)

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Q:

In the following question, four number pairs are given. The number on left side of (–) is related to the number on the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the

 

A) 4 – 16   B)  9 – 81  
C)  6 – 36   D) 7 – 47
 
Answer & Explanation Answer: D) 7 – 47

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