Welcome to your Simple and Compound Interest(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. Which is a formula for Compound interest? 1+n/100 R+n/100 A=P×[1+(r/100)] n P*1+5n 2. Find the C.I on Rs 10,000 for 3 years if the rate of interest is 4% for the 1st year , 5% for the 2nd year and 6% for the 3rd year 1785.5 23.2 1575.2 1654.3 3. How many years will it take to earn N8100 simple interest on N180000 at 9% per annum? 1½yrs 1yr ½yr 2yr ¼yr 4. A sum of money at C.I amounts to thrice itself in three years . In how many years will it be 9 times itself? 4 Yrs 8 Yrs None of These 6 Yrs 5. Find the simple interest on N300.00 for 2 years at 5% per annum. N33.00 N21.00 N60.00 N30.00 N10.00 6. Find the compound interest on N30000 for 2 years at 7% per annum. N8400 N4347 N2100 N6300 N4200 7. Which is the formula for compound interest of six months? P×5(1+n) All of the above None of the above P[1+R/2/100] ^2n 8. Rakesh borrows Rs 7000 from a bank at S.I . After three years he paid Rs 3000 to the bank and at the end of 5 years from the date of borrowing he paid Rs 5450 to the bank to settle the account . Find the rate of interest 5% 6% 8% 7% 9. A sum of money invested for a certain number of years at 8% p.a. simple interest grows to Rs.180. The same sum of money invested for the same number of years at 4% p.a. simple interest grows to Rs.120 only. For how many years was the sum invested? Cannot be determined 25 years 33 years and 4 months 40 years 10. N10 000 is saved at compound interest of 11% per annum. The interest after 2 years is N1100 N2442 N2321 N1221 N2200 11. Divide Rs 3903 between A and B , so that A’s share at the end of 7 years may equal B’s share at the end of 9 years , compound interest being at 4% 2028 , 1875 2030 , 1875 2045 , 1860 6865 , 8765 12. A man borrows Rs 5000 for a period of 4 years at 10% S.I , with the condition that he will pay back principal plus interest accumulated in 4 years . After 2 years he goes to the bank and repays 50% of the total amount due. At the end of the 4th year what amount should he pay to clear all dues 1500 2500 3500 4500 13. What will Rs.1500 amount to in three years if it is invested in 20% p.a. compound interest, interest being compounded annually? 2400 2540 2592 2678 14. Find the simple interest on $750 invested at 8% for 3 years $200 $120 $180 $87 15. At a certain rate of simple interest Rs 800 amounted to Rs 920 in 3 years . If the rate of interest be decreased by 3% , what will be the amount after 3 years 298 848 648 347 16. Banks offer the interest as an "incentive" to customers who open accounts. What does "incentive" mean? Encouragement Punishment Trick None of the above 17. How long will it take for a sum of money to grow from Rs.1250 to Rs.10,000, if it is invested at 12.5% p.a simple interest? 56 years 72 years 64 years 8 years 18. A person lends Rs 600 for 5 years and Rs 750 for 2 years , received altogether Rs 450 as S.I . Find the rate per an 12.50% 10% 12% 8% 19. Find the time N400 will yield an interest of N40 at the rate of 5% per annum. 4 years 1 year 5 years 3 years 2 years 20. An amount of money grows upto Rs 4840 in 2 years and up to Rs 5324 in 3 years on C.I . Find the sum 4000 3800 4200 3600 1 out of 20 Time is Up! Time's up