MEDIUM
8th CBSE
IMPORTANT
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What is the radius of the base of a right circular cylinder whose height is 2.8 cm and the curved surface area is 121 cm2?

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Important Questions on Volume and Surface Area

MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 1
Find the height of a cuboid whose base area is 150 cm2 and volume is 450 cm3.
MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 2
Find the number of cubes of edges 0.9 cm that can be made out of a cube of edge 2.7 cm
MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 3
Find the volume and curved surface area of a cylinder that is 140 cm high and has a base diameter of 10.5 cm
MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 4
Find the capacity in litres of a tank which is 4.2 m long, 3 m wide and 1.8 m high
EASY
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 5
The volume of a cuboidal tank is 182 cm3. If its length and breadth are 8 cm and 6.5 cm respectively, then find its depth.
MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 6
Find the total surface area of a cuboid with dimensions 5.6 cm×4.2 cm×2.1 cm.
MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 7
A metal cuboid of dimension 27 cm×8 cm×1 cm is melted to recast into a cube. Find the edge of the cube so formed.
MEDIUM
8th CBSE
IMPORTANT
Math Sight book>Chapter 12 - Volume and Surface Area>Work it Out>Q 8
A cylindrical drum of radius 2.1 m and height 2.8 m is full of grains. The grains are emptied into a large drum of radius 3.5 m. Find the level of the grains in the new drum.