Aptitude and Reasoning Questions

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: A) 1

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Filed Under: Image Analysis
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Q:

What is the value of Cot 60 - Sec 30?

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

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Filed Under: Simplification
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Q:

In the question a statement is given, followed by two arguments, I and II. You have to consider the statement to be true even if it seems to be at variance from commonly known facts. You have to decide which of the given arguments, if any, is a strong argument.

Statement : Should zoos be closed down?

Argument I : Yes, imprisoning animals is a crime.
Argument II : No, it is fine if some animals are kept in captivity for sake of entertainment.

A) if only argument I is strong. B) if only argument II is strong.
C) if both I and II are strong. D) if neither I nor II is strong.
 
Answer & Explanation Answer: A) if only argument I is strong.

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Filed Under: Statement and Arguments
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Q:

Find the volume (in cm3) of a cube of side 7.5 cm.

A) 421.875 B) 77.145
C) 39.245 D) 24.435
 
Answer & Explanation Answer: A) 421.875

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Filed Under: Volume and Surface Area
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Q:

If 4x2 - 12x + k is a perfect square, then the value of k is

A) 9 B) 12
C) 10 D) 14
 
Answer & Explanation Answer: A) 9

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Q:

The mode of the data 12, 1, 10, 1, 9, 3, 4, 9, 7, 9 is

A) 9 B) 12
C) 1 D) 7
 
Answer & Explanation Answer: A) 9

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Filed Under: Average
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Q:

Points P and Q lie on side AB and AC of triangle ABC respectively such that segment PQ is parallel to side BC. If the ratio of areas of triangle APQ: triangle ABC is 16:25. Then the ratio of AP:PB is?

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

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Filed Under: Ratios and Proportions
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Q:

What is the value of Sin 30° + Cos 30°?

A) (√6 + 1)/√3 B) (√3 + 2)/√3
C) (1 + √3)/2 D) 5/√3
 
Answer & Explanation Answer: C) (1 + √3)/2

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Filed Under: Simplification
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