The difference of S.I and C.I on an amount of Rs. 40000 for 2 years is Rs. 196. What is the rate of interest?

=> CI – SI = P(R/100)^{2} => 196 = 40000 (R/100)^{2} => (R/100)^{2}= 49/10000 => R/100 = 7/100 => R = 7%

- A man deposited Rs. 12000 at 10% compound interest, compounded annually while Rs. 10500 at 13% simple interest per annum. What will be the difference between the compound interest and the simple interest earned by him after 3 years?
- A took a loan of Rs.4880 at simple interest of 25% p.a. and invested the same money in a scheme at simple interest of 35% p.a. Find the profit earned by A at the end of 3 years.
- The difference between compound and simple interest on a sum of money for 2 years at 2% per annum is Rs. 122. The sum is:
- A took a loan of Rs.5320 at simple interest of 20% p.a. and invested the same money in a scheme at simple interest of 30% p.a. Find the profit earned by A at the end of 3 years.
- Jaideep invested two equal sums at 12% simple interest p.a. for 8 years and 10 years respectively. If the difference in interest earned is Rs.14,688. Find the sum invested by Jaideep?
- A man deposited Rs. 7000 at 10% compound interest, compounded annually while Rs. 6500 at 13% simple interest per annum. What will be the difference between the compound interest and the simple interest earned by him after 3 years?
- What sum of money must be given at simple interest for 8 months at 4% per annum in order to earn Rs. 320 interest?
- The simple interest received on a certain sum is Rs. 5500 less than the sum invested. If the sum was invested at 10% p.a. for 9 years, then find the simple interest received.
- The simple interest received on a certain sum is Rs. 480 less than the sum invested. If the sum was invested at 12% p.a. for 7 years, then find the simple interest received.
- A man wants to invest Rs 20,220 in bank account of his two sons whose age were 12 years and 16 years in such a way that they will get equal amount at age of 120 years @ 33(1/3)% per annum compounded annually. Find the share of younger son?

More Simple and compound interest Questions

×