Aptitude and Reasoning Questions

Q:

A cylindrical vessel of height 9 cm and radius 7 cm is completely filled with sand. When this sand is poured out it forms a right circular cone of radius 10 cm what will be the height of this cone?

A) 26.46 cm B) 39.69 cm
C) 13.23 cm D) 52.92 cm
 
Answer & Explanation Answer: C) 13.23 cm

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Q:

If 2x - 6 ≤ x - 3 and 1+3x < 4x + 4, then x can take which of the following values?

A) 4 B) -4
C) -6 D) 2
 
Answer & Explanation Answer: D) 2

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Filed Under: Simplification
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Q:

If the sum of radius and height of a solid cylinder is 20 cm and its total surface area is 880 cm then its volume is

A) 1760 cm3 B) 8800 cm3
C) 2002 cm3 D) 4804 cm3
 
Answer & Explanation Answer: C) 2002 cm3

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Q:

The radius and the height of a cone are each increased by 20%. Then the volume of the cone increases by

A) 20% B) 20.5%
C) 62% D) 72.8%
 
Answer & Explanation Answer: D) 72.8%

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Q:

The heights of a cone and a cylinder are equal. The radii of their bases are in the ratio 2:1. The ratio of their volumes is:

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

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Q:

1.1 + 12.12 + 123.123 = ?

A) 134.343 B) 133.433
C) 132.123 D) 136.343
 
Answer & Explanation Answer: D) 136.343

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Filed Under: Problems on Numbers
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Q:

The sum of 5/8 and 8/5 is

A) 80/40 B) 13/40
C) 13/13 D) 89/40
 
Answer & Explanation Answer: D) 89/40

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Q:

Cost price of a cooler is Rs 8400. If the profit percentage is 26%, then what is the selling price (in Rs) of the cooler?

 

A) 11351   B) 6667  
C) 10584   D) 9564
 
Answer & Explanation Answer: C) 10584  

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Filed Under: Profit and Loss
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