Question

a wall has the length 24 m , breadth 80 cm , height 4 m. find the number of bricks each of lengths 40 cm , breadth 12 cm and height 8cm to construct a wall.

Answer 1

number of bricks is 2...

give me brainlest answer

Answer 2

Answer:

First convert 24 m to cm. Now calculate the volume of wall = L X B X H

= 2400 X 80 X 400

= 76800000 cubic cm

Volume of brick = L X B X H

= 40 X 12 X 8

= 3840 cubic cm

Number of brick = 76800000/3840

= 20,000 bricks