Question

How many bricks will be needed to construct a
wall 4m long, 3m high and 13 cm broad, if each
brick measures 20cm x 12cm x 6.5cm ?​

Answer 1

Answer: 1000 bricks

Explanation:let there be n bricks required.

then volume of wall =n

(volume of a brick)

400 x 300 x 13 = n

(20 x 12 x 6.5)

n=1000bricks