Question

the floor of a room is in the shape of a square of side 4.8 meter . the floor is to be covered with squared tiles of perimeter 1.2 meter find the cost of covering the floor
if each tile cost rupees 27

Answer 1

area of floor=4.8
perimeter of 1 tile=1.2
4 side= 1.2
side=0.3
area of 1 tile 0.9 cm
hence no. of tile = area of square/ area of 1 tile