Aptitude and Reasoning Questions

Q:

What is the simplified value of cosec Acot A + tan A2 ?

A) 2cos 2A B) 1 – sin2 A
C) sec2A D) secA tanA
 
Answer & Explanation Answer: B) 1 – sin2 A

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Filed Under: Simplification
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Q:

The sum of two positive integers is 80 & difference between them is 20. Then what is difference of squares of those numbers ?

A) 1400 B) 1600
C) 1800 D) 2000
 
Answer & Explanation Answer: B) 1600

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Q:

Calculate the value of 55-5, if the value of √5 = 2.236.

A) 0.809 B) 0.89
C) 0.089 D) 0.807
 
Answer & Explanation Answer: A) 0.809

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Q:

The points A(3,­-2), B(1,4) and C(­-2,x) are collinear. What is the value of x?

A) 13 B) -2
C) 5 D) 3
 
Answer & Explanation Answer: A) 13

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Q:

If sin3A = x, then value of x is

A) 3sinA + 4sin3A B) 4sin3A -­ 3sinA
C) 4sin3A + sinA D) 3sinA -­ 4sin3A
 
Answer & Explanation Answer: D) 3sinA -­ 4sin3A

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Q:

In the figure, a circle touches quadrilateral ABCD. If AB = 2x + 3, BC = 3x - 1, CD = x + 6 and DA = x + 4, then what is the value of x?

A) 3 B) 4.5
C) 6 D) 6.5
 
Answer & Explanation Answer: C) 6

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Filed Under: Volume and Surface Area
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Q:

Which one set letters when sequentially placed at the gaps in the given letter series shall complete it?

M__OMMN__M__NOMMN__M

A) O N M O B) N O M O
C) M O N M D) N N M O
 
Answer & Explanation Answer: B) N O M O

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Filed Under: Alphabet Test
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Q:

If 2x+2x=3, then the value of x3+1x3+2 is

A) 3/4 B) 4/5
C) 5/8 D) 7/8
 
Answer & Explanation Answer: D) 7/8

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