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1. |
If the simple interest on a sum of money for 15 months at $${\text{7}}\frac{1}{2}$$ %per annum exceeds the simple interest on the same sum for 8 months at $${\text{12}}\frac{1}{2}$$ %per annum by Rs. 32.50, then the sum of money ( In Rs.) is ? |
A. | s. 312 |
B. | s. 312.50 |
C. | s. 3120 |
D. | s. 3120.50 |
Answer» D. s. 3120.50 | |