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A cylinder of height 21 cm has a base of radius 4 cm. Find the volume of the cylinder.

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Important Questions on Mensuration

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BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 25
The surface area of a cube is 486 cm2. Find its volume.
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BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 26
If the base radius and the height of a right circular cone are increased by 20%, then the percentage increase in volume is approximately:
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BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 27
Height of a solid cylinder is 10 cm and diameter is 8 cm. Two equal conical holes have been made from its both ends. If the diameter of the hole is 6 cm and height 4 cm. The volume of the remaining portion is:
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BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 28
X and Y are two cylinders of the same height. The base of X has a diameter that is half the diameter of the base of Y. If the height of X is doubled, the volume of X becomes:
EASY
BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 29

A hemisphere whose diameter is 4 cm made up of wood. If a cone cut out from this hemisphere whose base is also 4 cm in diameter, then find the volume of the remaining wood in the hemisphere.

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BSF GD Constable
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Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 30
A solid light prism made of iron has a cross-section of a triangle of sides 5 cm, 10 cm, 13 cm and height 10 cm. If one cubic cm of iron weights 7 gram, then the weight of the prism is (approximately):
MEDIUM
BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 31
A right circular cone of height 20 cm and base radius 15 cm is melted and cast into smaller cones of equal sizes of height 5 cm and base radius 1.5 cm. The number of cast cones is:
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BSF GD Constable
IMPORTANT
Haryana Staff Selection Commission Recruitment Exam - Mathematics>Chapter 13 - Mensuration>Exam Pattern Questions>Q 32
If the edge of a cube is increased by 100%, then the surface area of the cube is increased by: