Question

1. The volume of a cube whose surface area is 96cm2

, is

a) 16 2 cm3 b) 32cm3 c) 64 cm3 d) 216 cm3


2. If the dimensions of a cuboid are 3cm, 4cm, 10cm . The volume of cuboid is a) 17 cm3

b) 164cm3 c) 120 cm3 d) 240 cm3


3. The base radius and height of a cone are 5cm and 12cm. its slant height is

a) 13 cm b) 19.5 cm c) 26 cm d) 52 cm


4. If a right circular cone has radius 4cm and slant height 5cm then the volume is a) 16

cm3 b) 14 cm3 c) 12 cm3 d) 18 cm3


5. The volume of a sphere has a radius of 11 feet is

a) 5572.45 cubic feet b) 5574.25 cubic feet

c) 5472.45 cubic feet d) 5473 cubic feet


6. The volume of a spherical ball is 343 cm3

then the radius of the ball is a) 4.37 cm b)

4.34 cm c) 4.58 cm d) 5.48 cm


7. The volume of a cube whose total surface area is 1014 m2 a) 2197 m3

b) 2187 m3 c)

2128 m3 d) 2987 m3


8. The largest sphere is cut off from a cube of side 6 cm, then the volume of sphere will be

a) 27 cm3 b) 36 cm3 c) 108 cm3 d) 12 cm3


9. The surface area of a sphere is 144 m2

, then its volume in (m3

) is a) 288 b) 316

c) 300 d) 188


10. The volume of hemispherical bowl of radius 10.5 cm is

a) 2025.5 cm3 b) 2435.5 cm3 c) 2425.5 cm3 d) 2225.5 cm3​

Answer 1

Answer:

1.

Let lbe the side of cube.

Surface area of cube =6l

2

⇒ 96=6l

2

[ Given ]

⇒ l

2

=16

∴ l=4cm

Now,

⇒ Volume of cube =l

3

=(4)

3

=64cm

2. 120

3.let l be the slant height of the cone. so , or, Hence, the slant height l of the cone is 13 cm

4. 16cm3