Aptitude and Reasoning Questions

Q:

The sum of squares of three positive integers is 323. If the sum of squares of two numbers is twice the third, their product is

A) 255 B) 260
C) 265 D) 270
 
Answer & Explanation Answer: A) 255

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Filed Under: Problems on Numbers
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Q:

An inverted conical shaped vessel is filled with water to its brim. The height of the vessel is 8 cm and radius of the open end is 5 cm . When a few solid spherical metallic balls each of radius 1⁄2 cm are dropped in the vessel , 25% water is overflowed. The number of balls is:

A) 100 B) 400
C) 200 D) 150
 
Answer & Explanation Answer: A) 100

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Filed Under: Volume and Surface Area
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Q:

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

8, 15, 28, 53, ?

A) 106 B) 100
C) 108 D) 102
 
Answer & Explanation Answer: D) 102

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Filed Under: Number Series
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Q:

Sonal is standing to the north of Amar and to the west of Mahi. In which direction is Mahi standing with respect to Amar?

A) South-West B) North-West
C) North-East D) South-East
 
Answer & Explanation Answer: C) North-East

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Filed Under: Direction Sense Test
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Q:

If a mirror is placed on the line MN, then which is the right figure of the given image?

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: B) 2

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Filed Under: Image Analysis
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Q:

A man walks 3 km West, then turns South and walks 7 km, then turns East and walks 3 km, then turns to his right and walks 5 km. Where is he now with reference to her starting position?

A) 12 km North B) 2 km South
C) 12 km South D) 2 km North
 
Answer & Explanation Answer: C) 12 km South

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Filed Under: Direction Sense Test
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Q:

If a-1a=1, then a2 + 1a2 ?

A) 1 B) 3
C) 2 D) 4
 
Answer & Explanation Answer: B) 3

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Filed Under: Simplification
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Q:

If x = 1 + √2 + √3 , then the value of 2x4 - 8x3 - 5x2 + 26x - 28 is

A) 2√2 B) 3√3
C) 5√5 D) 6√6
 
Answer & Explanation Answer: D) 6√6

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Filed Under: Simplification
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