Question

a person is buying 2 dozens of banana in 900 rupees. so how much will 900 dozens of banana cost?​

Answer 1

cost of 2 dozen banana - Rs 900

cost of 1 dozen banana - 900/2 = Rs 450

now, cost of 900 dozen banana - Rs 900 × 450

_________________________- Rs 405000

Answer 2

cost of 2 dozen banana - Rs 900

cost of 1 dozen banana - 900/2 = Rs 450

now, cost of 900 dozen banana - Rs 900 × 450

_________________________- Rs 405000