Question

A square room of side 12 m is to be paved with square tiles of side 50 cm. What is the number of tiles required to pave the floor of the room?

Answer 1

area of floor a2=(12)^2=144m2. 144*10000=1440000cm2. area of tiles=(50)^2=2500cm2. no.of tiles =1440000/2500=576 tiles