Question

Find the number of bricks of size 20 cm x 12 cm x 5 cm required to build a wall
of volume 60 m cube​

Answer 1

Answer:

hope this helps . I think this answer is correct

Step-by-step explanation:

The volume of the brick is 0.0012 m³. The volume of the wall is 60 m³. The number of bricks is given by, Therefore, the number of bricks is 50000.

Answer 2

Answer:

$volme \: of \: bricks \: = l \times b \times h \\ 20 \times 12 \times 5 = 120cm \: \\ 1m = 100cm \\ 60m = 60 \times 100cm \\ number \: of \: bricks \: required \: to \: build \: a \: wall = volume \: of \: cube \: \div volume \: of \: bricks \: \\ 600 \div 120 = 5 \\ five \: bricks \: requred \: by \: the \: build \: a \: wll$