Aptitude and Reasoning Questions

Q:

The value of tan 315° cot (­ -405° ) is equal to

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

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Q:

Select the related number from the given alternatives.
3/7 : 7/3 :: 9/2 : ?

A) 2/9 B) -9/2
C) 7/2 D)  -2/9
 
Answer & Explanation Answer: D)  -2/9

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Filed Under: Analogy
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Q:

Two numbers are 10% and 20% lesser than a third number respectively. By how much percent is the second number should be enhanced to make it equal to the first number?

A) 10 B) 15
C) 12.5 D) 8
 
Answer & Explanation Answer: C) 12.5

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Filed Under: Numbers
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Q:

What is the simplified value of (cosec A – sin A)(sec A – cos A)(tan A + cot A)?

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

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Q:

How many triangles are there?

A) 28 B) 36
C) 40 D) 48
 
Answer & Explanation Answer: B) 36

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Filed Under: Image Analysis
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Q:

If sum of the roots of a quadratic equation is ­-7 and product of the roots is 12. Find the quadratic equation.

A) x2 + 7x + 12 = 0 B) x2 -­ 7x + 12 = 0
C) x2 -­ 7x -­ 12 = 0 D) x2 + 7x -­ 12 = 0
 
Answer & Explanation Answer: A) x2 + 7x + 12 = 0

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Q:

Rajat sells a machine for Rs 53 lakhs at a loss. Had he sold it for Rs 64 lakh, his gain would have been 10 times the former loss. Find the cost price of the machine.

A) Rs 63 lakhs B) Rs 69.3 lakhs
C) Rs 45 lakhs D) Rs 54 lakhs
 
Answer & Explanation Answer: D) Rs 54 lakhs

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Filed Under: Profit and Loss
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Q:

What is the fourth proportional to 24, 120 and 22?

A) 110 B) 120
C) 100 D) 90
 
Answer & Explanation Answer: A) 110

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Filed Under: Ratios and Proportions
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