Question

How many bricks will be needed to construct a wall 8m, long 6m, high and 22cm, thick if each brick measures (25cm×11cm×6cm)?

Answer 1

hlo

your answer

volume of wall = l × b × h

800 × 600 × 22 = 10560000cm^2


volume of brick = l × b × h

25 × 11 × 6 = 1650cm^2



bricks required = volume of wall / volume if brick


10560000
---------------
1650


== 6400 bricks...✔✔✔✔


hope it helps...