Question

a rectangular swimming pool 30m long 20 m wide and 1.5m deep is to be tiled if each tile is 50cm ×50cm how many tiles will be required

Answer 1

we first have to find the volume of the swimming pool that is 30 into 20 into 1.5/ volume of each tile

Answer 2

firstly take out curved surface area+area of on base of pool then divide it by the area of a tile to get no. of tiles.