6. Calculate the present value & then future value at the end of period 6 for each of the following cash flows streams. Assume an interest rate of 8%. Period A B 1 $400 $375 $150 $450 2 $400 $375 $240 $450 3 $400 $375 $220 -$185 4 $400 $375 $175 $90 5 $500 $375 $230 $240 6 $500 $375 $180 $270 D 7. Having just won a crossword puzzle contest, you may take your prize in any of three cash flow patterns. If money is worth 20% per year to you, which pattern would you most prefer? Which pattern would you least prefer? Pattern A B 1 $200 0 0 2 $200 0 0 YEARS 3 $200 $1,000 $400 4 $200 0 $400 5 $200 0 $400 8. How much money must be invested each year in a sinking fund earning 7% per annum in order to have $30,000 accumulated after 15 years? 9. Calculate the Present Value of the following mixed Streams assuming discount rate is 12%, Years 1 through 5 6 through 9 10 through 15 Cash Flows $6,000 per year $5,000 per year $8,000 per year