Question

The kitchen wall is a rectangle measuring 7m by 2m.

Each tile is 50cm by 50cm. How many tiles is needed?

Answer 1

Area of the kitchen wall = 700 * 200 cm
= 140000 cm^2

Area of 1 tile = 50 * 50 cm
= 2500 cm^2

No. of tiles needed = 140000 / 2500
= 56 tiles