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1. X has lent some money to A at 5% pa and B at 8% pa. At the end of the year he has gain the overall interest at 7% pa.In what ratio has he lent the money to A and B ?

2. What sum invested for 2 years at 12% compounded annually will grow to Rs. 4390.40…..

3. What is the difference between the CI and SI on Rs.6500 at the rate of 4 pc pa in 2 yrs ?

4. What annual payment will discharge a debt of 1025 due in 2 years at the rate of 5% compound interest?

5. The Simple interest on a certain sum for 2 years at 10% per annum is Rs. 90. The corresponding compound interest is: