Exercise 6-17A Asset replacement-opportunity cost LO 6-5 Zachary Freight Company owns a truck that cost $45,000. Currently, the truck's book value is $27,000, and its expected remaining useful life is four years. Zachary has the opportunity to purchase for $25,000 a replacement truck that is extremely fuel efficient. Fuel cost for the old truck is expected to be $5,900 per year more than fuel cost for the new truck. The old truck is paid for but, in spite of being in good condition, can be sold for only $16,000. truck is Required Calculate the total relevant costs. Should Zachary replace the old truck with the new fuel-efficient model, or should it continue to use the old truck until it wears out? Replace With New Keep Old Total relevant costs Should Zachary replace or continue the old truck