Question

The marble tile measures 25 cm by 25cm by 20cm . how many tiles be required to cover a wall of size 4m by 3m?​

Answer 1

Answer:

The marble tile measures 25 cm by 25cm by 20cm . how many tiles be required to cover a wall of size 4m by 3m?

Answer 2

Answer:

Measurement of one tile:

15cm × 20cm

= (15/100 × 20/100 ) m²

= (3/100) m²

Therefore, required no. of tiles=

4×6/3/100

4×2×100

=800

Therefore 800 tiles would be required to cover the wall.