Question

a floor lenth 240cm and 200 cm wide is to be covered by square tiles 20cm each.how many tiles will be to cover the floor?​

Answer 1

Answer:

Area of floor =l*b

240*200

48000

1 tile =A2

20^2

400

No. of tiles = 48000/400

480/4

120 tiles

Answer 2

Answer:

120 Tiles

Step-by-step explanation:

Length of floor = 240 cm

Width of floor = 200 cm

Area of floor = length × Width

= (240×200) cm²

= 48000 cm²

Side of Tile = 20 cm

Area of Till = (20 × 20) cm²

= 400 cm²

Number of tiles needed to cover the floor = 48000 / 400

= 120 Tiles