Question

11. If a square wall of side 40 m has to be covered with shahabad stones of size 250 cm x 100 cm, then

a. How many stones will be needed?

b. What will be total cost at the rate of 200 per stone?​

Answer 1

Answer:

a. 640 Stones

b. ₹128000

Answer 2

Answer:

a. number of stones = 640 piece

b. total cost of stones = 128000 unit

Step-by-step explanation:

surface of wall = 40×40 = 1600m^2

surface of a stone = 250×100 = 25000 cm^2 = 2.5m^2

a. number of stones = 1600/2.5 = 16000 / 25 = 640 piece

b. total cost of stones = 640×200 = 128000 unit