MEDIUM
8th CBSE
IMPORTANT
Earn 100

Find the volume of a cube whose surface area is:

294 m2 

Important Questions on Mensuration-II (Solid Figures)

MEDIUM
8th CBSE
IMPORTANT

Find the volume of a cube whose surface area is:

384 dm2

MEDIUM
8th CBSE
IMPORTANT

Find the volume of a cube whose surface area is:

486 cm2

MEDIUM
8th CBSE
IMPORTANT
Three cubes of edges 8 cm are joined end to end. Find the surface area of the resulting cuboid.
MEDIUM
8th CBSE
IMPORTANT
Find the cost of painting 3 iron boxes at the rate of5 per square metre, whose dimensions 1.5 m×0.85 m×0.20 m, 2 m×0.65 m×0.35 m and 2 m×0.90 m×0.45 m.
MEDIUM
8th CBSE
IMPORTANT
The ratio of the surface area of two cubes is 16:25. Find the ratio of their volumes.
MEDIUM
8th CBSE
IMPORTANT
The perimeter of a floor of a rectangular hall is 60 m and its height is 3 m. Find the cost of painting its four walls at the rate of 20 per m2.
MEDIUM
8th CBSE
IMPORTANT
A cuboid has total surface area of 60 m2 and lateral surface area of 40 m2. Find the area of its base.
MEDIUM
8th CBSE
IMPORTANT
The length of a hall is 22 m and width is 18 m. The sum of the areas of the floor and the flat roof is equal to the sum of the area of the four walls. Find the height and volume of the hall.