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1. |
A person invested some account at the rate of 12%simple interest and a certain amount at 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. | s. 400 |
B. | s. 500 |
C. | s. 700 |
D. | s. 800 |
Answer» C. s. 700 | |