Johnny's Lunches is considering purchasing a new, energy-efficient grill. The grill will cost $49,000 and will be depreciated straight- line over 3 years. It will be sold for scrap metal after 5 years for $12,250. The grill will have no effect on revenues but will save Johnny's $24,500 in energy expenses. The tax rate is 30%. Required: a. What are the operating cash flows in each year? b. What are the total cash flows in each year? C. Assuming the discount rate is 12%, calculate the net present value (NPV) of the cash flow stream. Should the grill be purchased