Aptitude and Reasoning Questions

Q:

Out of the 60 students of a class, 29 took Mathematics, 32 took Biology and 8 took none of the two subjects. How many students took both Mathematics and Biology?

A) 8 B) 9
C) 7 D) 6
 
Answer & Explanation Answer: B) 9

Explanation:

Number of students who took only Mathematics n(m) = 29
Number of students who took only biology n(b) = 32
Total number of students n(t) = 60
Total number of students of both mathematics and biology n(m b) = 60 - 8 = 52
Total number of students who took both = 32 + 29 - 52 = 9

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

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Q:

The percent profit made when an article is sold for Rs. 78 is twice as much as when it is sold for Rs. 69, the cost price of the article is?

A) Rs. 60 B) Rs. 51
C) Rs. 55.50 D) Rs. 70
 
Answer & Explanation Answer: A) Rs. 60

Explanation:
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Q:

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

A) √[(1 + sinA)/(1 ­- sinA)] B) √[(1­-sinA)/(1+sinA)]
C) (1-­sinA)/(1+sinA) D) (1 + sinA)/(1 -­ sinA)
 
Answer & Explanation Answer: B) √[(1­-sinA)/(1+sinA)]

Explanation:
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Filed Under: Simplification
Exam Prep: AIEEE , Bank Exams

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Q:

Select the odd letters from the given alternatives.

A) LMN B) PPQ
C) RST D) VWX
 
Answer & Explanation Answer: B) PPQ

Explanation:
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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

Cost price of a watch is Rs 530. If the loss percentage is 24%, then what is the value (in Rs) of loss?

A) 127.2 B) 153.2
C) 139.4 D) 114.2
 
Answer & Explanation Answer: A) 127.2

Explanation:
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Filed Under: Percentage
Exam Prep: Bank Exams

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Q:

From the given alternative words, select the word which cannot be formed using the letters of the given word:
PRONOUNCEMENT

A) MOUNT B) CEMENT
C) PAVEMENT D) NOUN
 
Answer & Explanation Answer: C) PAVEMENT

Explanation:
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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

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Q:

Four pairs of words are given. Find the odd one out.

A) Horse : Calf B) Deer : Fawn
C) Fish : Fry D) Goat : Kid
 
Answer & Explanation Answer: A) Horse : Calf

Explanation:
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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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Q:

In the following question, select the odd word pair from the given alternatives.

A) Figure – Rectangle B) Ornament – Ring
C) Vehicle – Scooter D) Necklace – Ornament
 
Answer & Explanation Answer: D) Necklace – Ornament

Explanation:
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Filed Under: Odd Man Out
Exam Prep: Bank Exams

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