Q5. (25 MINUTES, 15 MARKS) Ferris Company has an old machine that is fully depreciated but has a current salvage value of $5,000. The company wants to purchase a new machine that would cost $60,000 and have a five-year useful life and zero salvage value. Expected changes in annual revenues and expenses if the new machine is purchased are: $63,000 Increased revenues Increased expenses: Salary of additional operator $20,000 9,000 Supplies Depreciation 12,000 Maintenance 4,000 45.000 Increased net income $18,000 (Ignore income taxes in this problem.) Required: a) What is the payback period on the new equipment? b) What is the simple rate of return on the new equipment