Question

A brick has dimensions 10 cm x 7.5 cm x 5 cm. How many minimum bricks will be required for a wall 50 cm long, 5 cm high and 45 cm thick?

Answer 1

Answer:

30 bricks

Step-by-step explanation:

Volume of brick=10*7.5*5=375

Volume of wall=50*45*5=11250

So no. of bricks required=

Volume of wall/ volume of brick

=11250/375=30