Question

A square tile is having side of length 12 cm. How many such tiles would be required to cover the square floor of a bathroom of side 3 metre?​

Answer 1

Answer:

25 tiles

Step-by-step explanation:

m to cm = 3 x 100

= 300

to find

tiles need to cover the bathroom =

300 ÷ 12

= 25 tiles

Answer 2

Step-by-step explanation:

Area of Bathroom (square) = l^2

=3×3

=9m

=9×100

=900cm

Area of tile (square) = l^2

=12×12

=144cm

No. of tiles = Area of Bathroom

Area of tile

=900

144

=6.25tiles