Aptitude and Reasoning Questions

Q:

Which of the following quadratic equations has real roots?

A) 3x2 -­ 5x + 2 = 0 B) 3x2 -­ 4x + 2 = 0
C) 4x2 -­ 3x + 2 = 0 D) 5x2 -­ 2x + 2 = 0
 
Answer & Explanation Answer: A) 3x2 -­ 5x + 2 = 0

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Filed Under: Simplification
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Q:

If 5/6th of 7/6th of a number is 140, then 9/4th of that number is

A) 225 B) 87
C) 301 D) 324
 
Answer & Explanation Answer: D) 324

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Filed Under: Percentage
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Q:

The reciprocal of the sum of the reciprocals of 3/8 and 8/11 is:

A) 97/24 B) 24/97
C) 88/97 D) 97/88
 
Answer & Explanation Answer: B) 24/97

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Filed Under: Problems on Numbers
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Q:

What is the value of [sin (90– 10θ) – cos (p – 6θ)]/ [cos (p/2 – 10θ) – sin (p – 6θ)]?

A) tan 2θ B) cot 2θ
C) cot θ D) cot 3θ
 
Answer & Explanation Answer: B) cot 2θ

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Q:

If x , y, and z are real numbers such that (x - 3)2 + (y - 4)2 + (z - 5)2 = 0 then (x+y+z) is equal to

A) -12 B) 0
C) 8 D) 12
 
Answer & Explanation Answer: D) 12

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Q:

In the following question, select the odd letter/letters from the given alternatives.

A) KQW B) RXD
C) BHN D) AGL
 
Answer & Explanation Answer: D) AGL

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Filed Under: Odd Man Out
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Q:

If Tan θ = 4/3, then what is the value of Sin θ?

A) 1.25 B) 0.8
C) 4/3 D) 3/4
 
Answer & Explanation Answer: B) 0.8

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Q:

How many triangles are there in the given figure?

A) 16 B) 20
C) 24 D) 22
 
Answer & Explanation Answer: D) 22

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Filed Under: Arithmetical Reasoning
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