Rory Company has an old machine with a book value of $81,000 and a remaining five-year useful life. Rory is considering purchasing a new machine at a price of $109,000. Rory can sell its old machine now for $85,000. The old machine has variable manufacturing costs of $36,000 per year. The new machine will reduce variable manufacturing costs by $14,400 per year over ts five-year-useful le (a) Prepare a keep or replace analysis of income effects for the machines (b) Should the old machine be replaced? Complete this question by entering your answers in the tabs below. Prepare a keep or replace analysis of income effects for the machines. Prepare a keep or replace analysis of income effects for the machines. Complete this question by entering your answers in the tabs below. Should the old machine be replaced