genaun J 4) John Deere expects the cost of a tractor part to increase by S8 per year Agi yyc from now. If the cost in years 1-3 is S60, determine the present worth in yewraf the cas through year 10 at an interest rate of 12% per year. Draw your cash flow and shew all your steps in finding the solution (15 points) 5) Determine the nominal interest rate per year if the effective interest is 12 per year compounded quarterly.(15 points)