A person invested some amount at the rate of 12% simple interest and a certain amount at the rate of 10% simple interest. He received yearly interest of Rs 130. But if he had interchanged the amounts invested, he would have received Rs 4 more as interest. How much did he invest at 12% simple interest? (a) Rs 400 (b) Rs 500 (c) Rs 700 (d) Rs 800

Options

A. Rs. 600, Rs. 550
B. Rs. 800, Rs. 450
C. Rs. 700, Rs. 500
D. Rs. 500, Rs. 700

Answer

D