Question

How many tiles of measure 10 cm ×10 cm are required to cover a surface of 4m×2.5m?

Answer 1

total area =4*2.5m^2
=10m^2
area of a tile =0.1*0.1=0.01m^2
therefore no. tiles req. =10/0.01=1000tiles

Answer 2

Answer:

answer is 1000 tiles

above answer is absolutely right