Aptitude and Reasoning Questions

Q:

The sum of 6xy(2x - 4z) , 3yz(2x - 3z) and 4xz(3y - 2y2) is

A) 12x2y - 6xyz - 9yz2 + 8xy2z B) 12x2y - 6xyz + 9yz2 - 8xy2z
C) 12x2y - 6xyz - 9yz2 - 8xy2z D) 12x2y + 6xyz - 9yz2 - 8xy2z
 
Answer & Explanation Answer: C) 12x2y - 6xyz - 9yz2 - 8xy2z

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Filed Under: Simplification
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Q:

Find k, if the line 4x - y = 1 is perpendicular to the line 5x - ky = 2?

A) 20 B) -20
C) 4 D) -4
 
Answer & Explanation Answer: B) -20

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Q:

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

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

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Filed Under: Image Analysis
Exam Prep: Bank Exams

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Q:

In the following question, select the number which can be placed at the sign of question mark(?) from the given alternatives.

A) 43 B) 49
C) 59 D) 71
 
Answer & Explanation Answer: D) 71

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Q:

A ladder 13 m long reaches a window which is 12 m above the ground on side of a street. Keeping its foot at the same point, the ladder is turned to the other side of the street to each a window 5m high, then the width of the street is :

A) 17 m B) 16 m
C) 14 m D) 15 m
 
Answer & Explanation Answer: A) 17 m

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Filed Under: Height and Distance
Exam Prep: Bank Exams

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Q:

If the side of a square is increased by 20%, then what will be the percentage increase in its perimeter?

 

A) 20 B) 40
C) 100 D) 50
 
Answer & Explanation Answer: A) 20

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Filed Under: Area
Exam Prep: Bank Exams

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Q:

If "A" means "plus", "B" means "divide", "C" means "multiply" and "D" means "minus", then 180 B 36 C 5 A 8 D 32 = ?

A) 0 B) 3
C) 1 D) 2
 
Answer & Explanation Answer: C) 1

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

The first and last terms of an arithmetic progression are 37 and ­18. If the sum of the series is 114, then it has how many terms?

A) 13 B) 12
C) 14 D) 15
 
Answer & Explanation Answer: B) 12

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