Aptitude and Reasoning Questions

Q:

If cos -225° = x, then the value of x is

A) 1/2 B) √3/2
C) -2/√3 D) -1/√2
 
Answer & Explanation Answer: D) -1/√2

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Q:

What is the value of Cot 45° - (1/√3)Cosec 60°?

A) 1/√3 B) 1/2
C) 1/√2 D) 1/3
 
Answer & Explanation Answer: D) 1/3

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Q:

Find the missing number from the given options?

A) 512 B) 968
C) 864 D) 432
 
Answer & Explanation Answer: C) 864

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Filed Under: Arithmetical Reasoning
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Q:

The radius of a cylindrical milk container is half its height and surface area of the inner part is 616 sq.cm. The amount of milk that the container can hold, approximately, is [ Use : √5 = 2.23 and π = 22/7 ]

A) 1.42 litres B) 1.53 litres
C) 1.71 litres D) 1.82 litres
 
Answer & Explanation Answer: B) 1.53 litres

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Filed Under: Volume and Surface Area
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Q:

The four walls and ceiling of a room of length 25 m, breadth 12 m and height 10 m are to be painted. Painter A can paint 200 m2 in 5 days, Painter B can paint 250 m2 in 2 days. If A and B work together, they will finish the job in

A) 6 days B) 6 10/33 days
C) 7 10/33  days D) 8 days
 
Answer & Explanation Answer: B) 6 10/33 days

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Q:

The length of the base of an isosceles triangle is 2x­2y+4z, and its perimeter is 4x­2y+6z. Then the length of each of the equal sides is

A) x+y B) x+y+z
C) 2(x+y) D) x+z
 
Answer & Explanation Answer: D) x+z

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Q:

In an isosceles triangle ABC, AB = AC, XY || BC. If A = 30, then BXY = 

A) 75° B) 30°
C) 150° D) 105°
 
Answer & Explanation Answer: D) 105°

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Q:

In the following question, from the given alternative words, select the word which cannot be formed using the letters of the given word.

Abandoned

 

 

 

 

A) Bonded B) Banded
C) Bland D) Bane
 
Answer & Explanation Answer: C) Bland

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