Aptitude and Reasoning Questions

Q:

If the standard deviation of a population is 6.5, what would be the population variance?

A) 40.25 B) 42.25
C) 18.25 D) 13
 
Answer & Explanation Answer: B) 42.25

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Filed Under: Probability
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Q:

What is the value of 96+21624?

A) 8 B) 4
C) 5 D) 10
 
Answer & Explanation Answer: C) 5

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Filed Under: Simplification
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Q:

In ΔDEF measure of angle E is 90 deg. If sinD = 15/17, and DE = 4cm, then what is the length (in cm) of side EF?

A) 8.5 B) 7.5
C) 5 D) 6
 
Answer & Explanation Answer: B) 7.5

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Q:

If a mirror is placed on the line MN, then which is the right image of the given figure?

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

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Filed Under: Image Analysis
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Q:

In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?

x_za_yza_xy_aa_

 

A) yxaza B) yxaxa
C) xyazz D) yxazz
 
Answer & Explanation Answer: A) yxaza

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Q:

Aryan is facing west. He turns right and walks 20 m, then he turns left and walks 10 m. From there he walks 7 m to the north and then 10 m towards the west. In which direction is he from his original position?

A) North-east B) North-west
C) South-east D) South-west
 
Answer & Explanation Answer: B) North-west

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Filed Under: Direction Sense Test
Exam Prep: Bank Exams

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Q:

If (4x - 3) = (3x + 8), then the numerical value of(x + 1)3  is

A) 1331 B) 1000
C) 1728 D) 729
 
Answer & Explanation Answer: C) 1728

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Q:

Δ DEF is right angled at E. If m∠F = 45°, then what is the value of 2 Sin F x Cot F?

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

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