33 A company has a need for a snow removal machine. The machine can be purchased for the cost of $25,000. The machine is expected to have a life of 6 years with no salvage value. The annual operating cost amounts to $5,000. Alternatively, the machine can be rented at the cost of $400 per day payable at the end of the year. (a) Determine Net Present Worth for buying option. Use an interest rate of 5% per year. (5 points) (b) Determine the number of days per year that snow removal is required in order to justify the purchase decision. Use an interest rate of 5% per year./10 points) (c) if the machine was needed for 30 days only every year, should the company BUY or RENT the machine? Justify your answer(5 points) (20 points) Enter your