Question

A wall is 8m long,4m high,22.5cm thick how many bricks of length 25cm, breadth 12.5cm , and 8cm high are needed to build the wall. (Ans is 5760 , needs solution)

Answer 1

volume of wall is 7.2. volume of each brick is0.0025.so no.of brick needed is 2880

Answer 2

Answer:

2880

Step-by-step explanation:

Volume of cuboid = LBH

=800cm × 400cm × 22.5cm = 7200000

=25cm × 12.5cm × 8cm = 2500

=7200000/2500= 2880

Hope it helped you