Sheffield Company is considering replacing equipment with a cost of $29600, accumulated depreciation of $20100, and a 2 year remaining useful life. The new equipment has a cost of $41500 and a useful life of 6 years. The seller has offered a trade-in allowance of $7400. The new equipment is much more efficient. Sheffield projects cost savings of $10300 per year if the new equipment is purchased. Which of the following is not relevant in deciding whether to retain or replace equipment? O Trade-in allowance of existing equipment. Cost of new equipment. Book value of existing equipment. O Cost savings