Problems on Difference of Rate of Interest

Problems on Difference of Rate of Interest

#### If you invest Rs. 5000 at 6% interest rate per annum and Rs. 7000 at 10% interest rate per annum, what is the difference in the interest earned after one year? 1. [ ] Rs. 110 2. [ ] Rs. 160 3. [x] Rs. 400 4. [ ] Rs. 260 #### If you invest Rs. 8000 at 5% interest rate per annum and Rs. 10000 at 8% interest rate per annum, what is the difference in the interest earned after one year? 1. [ ] Rs. 400 2. [x] Rs. 480 3. [ ] Rs. 560 4. [ ] Rs. 640 #### If you invest Rs. 5000 at 9% interest rate per annum and Rs. 7000 at 7% interest rate per annum, what is the difference in the interest earned after one year? 1. [ ] Rs. 140 2. [ ] Rs. 210 3. [x] Rs. 280 4. [ ] Rs. 350