Question

A tile measures 25 cm x 20 cm. How many tiles will be reuired to cover a
wall of size 4 mx 3 m ?​

Answer 1

Answer:

A tile measures 25 cm x 20 cm. How many tiles will be reuired to cover a

wall of size 4 mx 3 m ?

Step-by-step explanation:

Using formula ( length into breadth ) Area of rectangle

then

25cm multiply 20cm we get 500cm^2

and

400cm multiply 300cm we get 120000cm^2

then divide 120000cm^2 by 500cm^2

we get 240 tiles

Answer 2

Answer:

2400 tiles

Step-by-step explanation:

area of wall = 4×3=12m

area of tile= 0.25×0.2=0.005m

no. of tiles= 12÷0.005=2400tiles