Quantitative Aptitude - Arithmetic Ability Questions

Q:

Of the 3 numbers whose average is 64, the first number is 1/3 times the sum of other 2. The first number is

A) 72 B) 32
C) 96 D) 48
 
Answer & Explanation Answer: D) 48

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Filed Under: Numbers
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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) (7, 36, 21) B) (9, 46, 27)
C) (11, 56, 33) D) (22, 106, 63)
 
Answer & Explanation Answer: D) (22, 106, 63)

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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) (11, 13, 15) B) (16, 18, 20)
C) (13, 15, 18) D) (22, 24, 26)
 
Answer & Explanation Answer: C) (13, 15, 18)

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Q:

If the measure of the interior angle of a regular polygon is 90 deg greater than the measure of its exterior angle, then how many sides does it have ?

 

A) 8 B) 9
C) 10 D) 12
 
Answer & Explanation Answer: A) 8

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Filed Under: Volume and Surface Area
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Q:

When a number is divided by 56, the remainder will be 29. If the same number is divided by 8, then the remainder will be

A) 6 B) 7
C) 5 D) 3
 
Answer & Explanation Answer: C) 5

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Q:

Three sides of a triangle are 5 cm, 9 cm and x cm. The minimum integral value of x is

A) 2 B) 3
C) 4 D) 5
 
Answer & Explanation Answer: D) 5

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Q:

If the angles of a triangle are in the ratio of 2:3:4, then the difference of the measure of greatest angle and smallest angle is

A) 20° B) 30°
C) 40° D) 50°
 
Answer & Explanation Answer: C) 40°

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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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Filed Under: Volume and Surface Area
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