Question

A wall is 12 m long, 8 m high and 22.5 cm thick. How many bricks of dimensions 25 cm x 12,5 cm
x 8 cm are needed to build the wall? Also, find the cost of bricks it a truck containing 1,000 bricks
costs 750​

Answer 1

Answer:

6480 rupees

Step-by-step explanation:

volume of wall:

1200*800*22.5 = 21600000 cm^3

volume of each brick:

25*12.5*8 = 2500cm^3

no.of bricks required :

volume of wall / volume of 1 brick=

21600000/2500=

8640 bricks

cost:

(8640 * 750)/1000=

6480