Aptitude and Reasoning Questions

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:

Out of a group of three numbers, second is thrice of the first and also twice of the third. If the sum of the three numbers is 55 then find the largest number in the group.

A) 26 B) 29
C) 30 D) 32
 
Answer & Explanation Answer: C) 30

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Filed Under: Numbers
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Q:

How many spherical balls of radius 1 cm can be made by melting a hemisphere of radius 6 cm?

A) 112 B) 108
C) 116 D) 104
 
Answer & Explanation Answer: B) 108

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Filed Under: Volume and Surface Area
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Q:

A water tank has two holes. The 1st hole alone makes the tank empty in 3 min and 2nd hole alone makes the tank empty in 5 min. If water leaks out at a constant rate, how long in minutes does it take if both the holes together empty the tank?

A) 7/8 B) 23/8
C) 13/8 D) 15/8
 
Answer & Explanation Answer: D) 15/8

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Filed Under: Pipes and Cistern
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Q:

The pair of linear equations 3x + y = 1 and px + 2y = 5 has no finite solution if

A) p>=6 B) p = 6
C) 0 < p < 6 D) p = 0
 
Answer & Explanation Answer: B) p = 6

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Filed Under: Simplification
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Q:

The value of Sin 60 is

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

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Filed Under: Simplification
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Q:

In the following question, select the odd word pair from the given alternatives.

A) Up – Down B) Big – Small
C) Run – Fast D) Lie – Truth
 
Answer & Explanation Answer: C) Run – Fast

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Filed Under: Odd Man Out
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Q:

The below figure is embedded in one of the four answer figures. Which of the figures contain the below problem figure?

 

 

A) B B) C
C) D D) A
 
Answer & Explanation Answer: B) C

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Filed Under: Image Analysis
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