Question

A brick is 20 cm long ,10cm broad and 6 cm high.how many brick will be required to make a wall 60m long,0.25m wide and 2m high?

Answer 1

Step-by-step explanation:

volume of brick =1200cm cube

volume of wall=30m

30m=30*10to the power 6cm

on division we get

2.5*10 to power4 bricks

answer=25000bricks

Answer 2

Answer:300 bricks

Step-by-step explanation:

20x5=100. So:One metre =5 bricks.60x5=300. Therefore the answer is 300 bricks