A laptop is sold for Rs. 1680 cash or for Rs. 1400 cash down payment together with Rs. 287 to be paid after one month. Find the rate of simple interest charged per annum.
1
2.5%
2
3.5%
3
15%
4
30%
5
None of these.
A laptop is sold for Rs. 1680 cash or for Rs. 1400 cash down payment together with Rs. 287 to be paid after one month. Find the rate of simple interest charged per annum.