using these formulas

5. Calculate the present worth of a machine which costs $74000 initially and will have a $14000 salvage value after 11 years. The operating cost is $10000 at the end of yearl and amounts increasing by 10% each year. Use an interest rate of 14% per year compounded continuously. 6. How much money can be withdrawn quarterly for 18 years from a retirement fund which earns 18% per year interest compounded monthly and has a present amount of $190000 in it? Basie Time Value Models 2) P-F1) 3) 4) 4-7 45+) 41+4) 6) -0-1--- w G(+1) - {1+1/ (+1)