Category: Volumes

The area of the floor of a room is 20 m² that of a longer wall 15 m² and of the shorter wall 12 m², find the edge of the new cube?

Hamad Volumes 12/08/2021

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A. 450 m³
B. 100 m²
C. 60 m³
D. 400 m³
(more…)

If the volume and surface area of a sphere is numerically the same then it’s radius is_________?

Hamad Volumes 01/08/2021

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A. 1 unit
B. 2 units
C. 3 units
D. 4 units

A right cylinder and a right circular cone have the same radius and the same volume. The ratio of the height of the cylinder to that of the cone is_________?

Hamad Volumes 16/07/2021

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A. 3: 5
B. 2: 5
C. 3: 1
D. 1: 3

Find the length of the wire required to go 15 times round a square field containing 69696 m².

Hamad Volumes 12/07/2021

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A. 15840 m
B. 16840 m
C. 15820 m
D. 15640 m
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A solid consists of a circular cylinder with an exact fitting right circular cone placed on the top. The height of the cone is h. If the total volume of the solid is three times the volume of the cone then the height of the cylinder is________?

Hamad Volumes 06/07/2021

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A. 2h
B. 4h
C. 2h/3
D. 3h/2

A large cube is formed from the material obtained by melting three smaller cubes of 3, 4 and 5 cm side. What is the ratio of the total surface areas of the smaller cubes and the large cube?

Hamad Volumes 03/07/2021

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A. 2 : 1
B. 3 : 2
C. 25 : 18
D. 27 : 20

The radius of the base of cone is 3 cm and height is 4 cm. Find the volume of the cone?

Hamad Volumes 28/06/2021

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A. 12 π cm³
B. 6 π cm³
C. 8 π cm³
D. 10 π cm³

If the sides of two cubes are in the ratio 3: 1 the ratio of their total surface area is?

Hamad Volumes 04/06/2021

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A. 3:1
B. 8:1
C. 9:1
D. 12:1
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A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m²; find the length of the diagonal of the courtyard?

Hamad Volumes 30/05/2021

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A. 25 m
B. 35 m
C. 45 m
D. 50 m

The edges of cuboid are 4 cm; 5 cm and 6 cm. Find its surface area?

Hamad Volumes 29/05/2021

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A. 120 cm²
B. 148 cm²
C. 74 cm²
D. 15 cm²
(more…)