Question

"A wall 9 m long. 6 m high and 20 cm thick, is
to be constructed, using bricks of dimensions
30 cm, 15 cm and 10 cm. How many bricks
will be required ? pls with explanation. First one will get marked as brainliest ​

Answer 1

Answer:

2400

Step-by-step explanation:

no.of bricks required = (900*600*20)/(30*15*10)

=2400 bricks

Answer 2

Answer:

Volume of wall = l*b*h = 9*6*0.20 m³

volume of one brick = 0.3*0.15*0.1 m³

Number of bricks = volume of wall / volume of one brick

No. of bricks =9*6*0.20/0.3*0.15*0.1 = 2400 (Ans)

(Mark as brainlist)