Find the height of the cylinder whose volume is 1.54 m3 and diameter of the base is 140 cm ?

Find the height of a cuboid whose base area is 180 cm² and volume is 900 cm³?

A cuboid is of dimensions 60 cm × 54 cm × 30 cm. How many small cubes with side6 cm can be placed in the given cuboid?

A milk tank is in the form of cylinder whose radius is 1.5 m and length is 7 m. Find the quantity of milk in litres that can be stored in the tank?

If each edge of a cube is doubled,

(i) how many times will its surface area increase?

(ii) how many times will its volume increase?