1 Nine years ago mitch invested R13125 at a yearly simple interest rate. Five years ago he withdraw the total accumulated sum of R17850 and reinvested it at a different simple interest rate of 8,5% per year.

Question 1 : the yearly simple interest rate at which Mitch invested the R13125 nine years ago, rounded to one decimal place is?

Question 2 : the thotal accumulated sum the Mitch has in his account now is?

2 James takes out a discount loan of R4565 at an unknown annual simple discount rate. The loan has to be repaid in 15 months time. The amount that james receives from the bank now, is R3880,25.

Question 1: the simple discount, and the equivalent simple interest rate are?

3Lunwado estimates that he will need R12500, 8 months from now to replace his computer. He invested R11260 for this purpose 4 months ago at 12,5% interest per year, compounded monthly. The amount that Lunwado will have excess of R12500, 8 months from now is?

4You deposited an amount ot money into an account that earns 9,25% interest per year, compounded half yearly. At the end of the period of the investment the accumulated sum was R11037,40 and you earned R2622,40 interest. The number of years, rounded to two decimal places, that the money was invested is?

5An account is earning 8% interest per year, compounded quarterly. A single amount of money is deposited into the account. No other deposits are made into the account. The accumulated amount in the account at the end of the four and a half years is R5398,37. The accumulated amount that been in the account at the end of the three years is?

6To pay for a dream cruise she wants to take , Shannon opens an investment account in which she deposits R10500. After six months her car breaks down and she needs to withdrawn R3450 from the same account for repairs. After another three months (at month nine) she also deposits R4170 into thr account. The account pays 11% interest per year, compounded quarterly. The amount of money she has left after a year ( at month 12) is?

7 Sifiso owes Mmusi R7620 due five years for now. Sifiso wants to reschedule his debt by paying R1500 six months from now. R2000 18 months later and the final payment a year later ( 3 years from now) . Mmusi has agree on 11 % interest rate per year, compounded monthly. Sifiso final payment round to nearest R will be?