Question

Find the number of square tiles of side 12cm,required for flooring a room of size 4 m*5 m, will be

Answer 1

Answer:

Sides of the floor =5m and 3m

Length=500cm and Breadth300cm [ 1m =100cm]

Area of the floor =lb=500×300=150000cm

2

.

Square tile : Side =25cm

∴ Area of a tile =25×25=625cm

2

∴ No. of tiles required = Area of the floor ÷ Area of a tile =150000÷625=240.

∴240 square tiles are required to cover the room.

Answer 2

Answer:

Required number of tiles = area of room by area of square tiles

=4×5m sq by 144 cm sq

= 20×100×100cm sq by 144 cm sq

= 1388 tiles

Step-by-step explanation:

PLEASE MARK ME AS BRAINLIENST