Question

how many bricks of length25cm,bradth15cm and height10 cm required to build a wall of length6m ,height2.5m and breadth0.5m​

Answer 1

Answer:

so long questions

subtract them and add it......

Answer 2

Answer:

2000 bricks

Step-by-step explanation:

$vol.of \: brick = lbh \\ = 25 \times 15 \times 10 \\ = 3750 {cm}^{3} \\ vol.of \: wall = lbh \\ = 600 \times 250 \times 50 \\ = 7500000 {cm}^{3} \\ n = \frac{vol.of \: wall}{vol.of \: brick} \\ n = \frac{7500000}{3750} = 2000 \\ n = 2000$