Question

What some of money will amount to Rs.4 230 and 2 1/2 years at 7% per annum simple interest

Answer 1

now

amount ×intrest×time/100=4230

amount X 7x 2.5/100=4230

amount X 7x2.5=423000

amount=423000/7(2.5)

amount=24171.42

is amount to get 4230as interest