Question

How many bricks of dimensions 15 cm x 25 cm x 7 cm are required to build a wall of dimensions 10 m x 1.5 m x 14 m? PlEaSe AnSwEr FaSt

Answer 1

80.000

Explanation:

15*25*7=2625cm^3=2.625 dm^3 ( the volum of a brick)

10m*1.5*14=210 m^3 =210 000 dm^3 ( volume of the wall)

210000/2.625=80.000 (number of bricks)

Answer 2

80 000 i think

Explanation:

15 x 25x7 = 2625

1m = 100cm

so

1000 x150x1400 = 210000000

210000000 / 2625 = 80 000