Aptitude and Reasoning Questions

Q:

What is the value of (cos 40° – cos 140°)/(sin 80° + sin 20°)?

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

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Q:

In an examination 65% students pass in history and 55% students pass in hindi. If 5% students failed in both the subjects, then what is the percentage of students who have passed in both the subjects?

A) 15 B) 20
C) 25 D) 30
 
Answer & Explanation Answer: C) 25

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Filed Under: Percentage
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Q:

Pointing towards a girl, Rajan said, she is the daughter of my mother's daughter. Then how is the girl related to Rajan?

A) Daughter B) Niece
C) Nephew D) Uncle
 
Answer & Explanation Answer: B) Niece

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Filed Under: Blood Relations
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Q:

(1 + sinA)/(1 - sinA) is equal to?

A) (cosecA - 1)/(cosecA + 1) B) (cosecA + 1)/(cosecA - 1)
C) (secA + 1)/(secA - 1) D) (secA - 1)/(secA + 1)
 
Answer & Explanation Answer: B) (cosecA + 1)/(cosecA - 1)

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Q:

A book is sold at three successive discounts of 20%, 20% and 10%. What is the net discount (in percentage)?

A) 42.4 B) 48.6
C) 44.2 D) 40.4
 
Answer & Explanation Answer: A) 42.4

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Q:

In how many months will Rs 8,000 yield Rs 2,648 as compound interest at 20% per annum compounded semi-annually?

A) 18 B) 24
C) 12 D) 30
 
Answer & Explanation Answer: A) 18

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Filed Under: Compound Interest
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Q:

How many points will be there on the face opposite to the face with 2 points?

A) 1 B) 5
C) 4 D) 6
 
Answer & Explanation Answer: D) 6

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Q:

If a3- b3= 91 and a - b = 1, then what is the value of ab?

A) 27 B) 6
C) 9 D) 30
 
Answer & Explanation Answer: D) 30

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