Question

Tlow many bricks will be required to build a wall 40 m long, 18m height and 25
cm thick, if each brick measures 20 cm by 12 cm by 3 cm,​

Answer 1

Answer:

Step-by-step explanation:

Area of one brick= 20×12×3cm³

=720cm³

Now area of wall =40×18×25

= 18000m³

So 18000/7.2

= 2500

Bricks will be required