Aptitude and Reasoning Questions

Q:

In how many different ways could couples be picked from 6 men and 9 women ?

A) 26 B) 54
C) 52 D) 28
 
Answer & Explanation Answer: B) 54

Explanation:

Number of mens = 8

Number of womens = 5

 

Different ways could couples be picked = C16×9C1 = 9 x 6 = 54 ways.

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Filed Under: Permutations and Combinations
Exam Prep: GATE , CAT , Bank Exams , AIEEE
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Q:

In the given figure, 3 semicircles are drawn on three sides of triangle ABC. Ab = 21 cm, BC = 28 cm and AC = 35 cm. What is the area (in sq.cm) of the shaded part?

A) 588 B) 324
C) 294 D) 286
 
Answer & Explanation Answer: C) 294

Explanation:
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Filed Under: Area
Exam Prep: Bank Exams

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Q:

A shopkeeper wants to earn 33% profit on an article after offering 30% discount. By how much percentage more he should mark the price of his article above cost price?

A) 90 B) 63
C) 69 D) 72
 
Answer & Explanation Answer: A) 90

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

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Q:

If A denotes /, B denotes x, C denotes + and D denotes -, then which of the following statements is true?

A) 11B34A17D8A3 = 38/3 B) 6B18D26A13C7 = 173/13
C) 32C8A16D4 = -3/4 D) 9C9A9D9B9 = -71
 
Answer & Explanation Answer: D) 9C9A9D9B9 = -71

Explanation:
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Filed Under: Coding and Decoding

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Q:

In a certain code language, "BRING" is written as "25698" and "JAIL" is written as "4367". How is "BRINJAL" written in that code language?

A) 2566437 B) 2569437
C) 2569347 D) 2659437
 
Answer & Explanation Answer: B) 2569437

Explanation:
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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

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Q:

If secA - tanA = x, then the value of x is

A) 1/(sec2A - tan2A) B) 1/(sec2A + tan2A)
C) 1/√[(sec2A - tan2A)] D) 1/(secA + tanA)
 
Answer & Explanation Answer: D) 1/(secA + tanA)

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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

In the first 32 overs of a cricket match, the run rate was 7.2 runs/over. What is the required run rate in the remaining 18 overs to reach the target of 297 runs?

A) 4.3 B) 4.9
C) 3.1 D) 3.7
 
Answer & Explanation Answer: D) 3.7

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Filed Under: Average
Exam Prep: AIEEE , Bank Exams , CAT

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Q:

Pointing to a lady in a photograph, Meera said, "Her father's only son's wife is my mother-in-law". How is Meera's husband related to that lady in the photo?

A) Nephew B) Uncle
C) Son D) Father
 
Answer & Explanation Answer: A) Nephew

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Filed Under: Blood Relations
Exam Prep: Bank Exams

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