Question

square tiles of side 20cm are to be laid on the floor of a room 10metre by 4.5 metre. how many tiles will be needed? find the cost of putting the tiles at rs 131.40per tiles?

Answer 1

It will be
Area of tile=4m square
Area of room=45m
Area of room/area of tile=12.2 tiles
Cost=12.2*131.40=1603.08₹