09 A person took some loan from a bank at the rate of 15% annual interest. If he pays back RS 7250 after 3 year, then what is the amount of the loan? 1. RS 5000 2. RS 4500 3. RS 6500 4. RS 5500

11 The average of the marks obtained in an examination by 8 students was 51 and by 9 other students was 68. The average marks of all 17 students was 1. 59 2. 59.5 3. 60 4. 60.5

13 An item, when sold for RS 1690, earned 30% profit on the cost price. Then, the cost price is 1. RS 507 2. RS 630 3. RS 1300 4. RS 130