Example 5: An open overhead water tank of dimensions 10m x 6m x 4m is to be made using an iron sheet which is 2cm thick and 47cm wide. Find the cost of the iron sheet used to make the tank at the rate of ₹ 125 per metre. Find the ratio of the total surface area and lateral surface area of a cube.

Find the side of a cube if its total surface area is 96 sq m.

A swimming pool is of dimensions 25 m x 10 m x 3 m. The water is filled up to a depth of 2.5 metres. What is the quantity of water in the pool in kl and l?

A godown has dimensions 7 m x 4.5 m x 2 m. How many cartons of dimensions 70 cm x 22.5 cm x 40 cm can be stored in it?