Question

A square tile is having side of length 15cm. How many such tiles

would be required to cover the square floor of a bathroom of side 3m​

Answer 1

answer in the picture

hope you can understand the answer

Answer 2

Answer:

Length of the square floor of the bathroom = 3 m

Area of the floor = 4x3 = 12 m²

Length of one tile=15 cm

Area of tiles = 4x15=60cm²

No. of tiles needed to cover the whole bathroom = Area of tiles/ Area of bathroom = 60/12 = 5 tiles.