Aptitude and Reasoning Questions

Q:

The two equal sides of an isosceles triangle is 20 cm each and the third side is 30 cm. What is the area (in sq.cm) of the triangle?

A) 50√5 B) 100
C) 75√7 D) 175
 
Answer & Explanation Answer: C) 75√7

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Q:

What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?

A) (-1 , 3) B) (1 , 3)
C) (1 , -3) D) (-1 , -3)
 
Answer & Explanation Answer: B) (1 , 3)

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Q:

What is the diameter (in cm) of a sphere of surface area 6.16 sq cm?

A) 1.4 B) 0.7
C) 2.8 D) 2.1
 
Answer & Explanation Answer: A) 1.4

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Q:

The line graph shows the number of deaths due to rail accidents in a certain state. Study the graph and answer the question.


The number of deaths in 2017 were greater than that in 2013 by _________.

A) 50% B) 35%
C) 62.5% D) 37.5%
 
Answer & Explanation Answer: C) 62.5%

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Filed Under: Line Charts
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Q:

The mean of the data 3, 10, 10, 4, 7, 10, 5 is

A) 18/7 B) 7
C) 39/7 D) 6
 
Answer & Explanation Answer: B) 7

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Filed Under: Average
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Q:

The total surface area of a cube is 73.5 sq.cm. Find its side (in cm).

A) 3.5 B) 4.5
C) 7.5 D) 5.5
 
Answer & Explanation Answer: A) 3.5

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Q:

If the sum of the interior angles of a regular polygon is 1260 deg , then how many sides does it have?

A) 10 B) 12
C) 15 D) 9
 
Answer & Explanation Answer: D) 9

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Q:

The given table represents the marks obtained by four students W, X, Y and Z in four subjects P, C, B and M, with the maximum marks in each subject being 100.

 

 

The average marks of the four students in P and C together (round to one decimal) is

 

 

A) 68.2 B) 68.1
C) 69 D) 68.3
 
Answer & Explanation Answer: B) 68.1

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Filed Under: Table Charts
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