Question

How many bricks of dimensions 25 cm × 12 cm × 5 cm will be required to build a wall which would be 5 m broad , 3 m long and 20 cm thick?​

Answer 1

Answer:

Both the brick and the wall are in the shape of a cuboid.

Volume of a cuboid of length l, breadth b and height h =l×b×h.

Considering all the measures in cm, number of bricks required =

Volumeofonebrick

Volumeofthewall

​

=

25×12.5×7.5

1500×180×37.50

​

=4320

Explanation: