CMU clinic is considering purchasing new equipment. the equipment will allow cmu to do inhouse several tests that are currently contracted out, this will result in annual savings of $45,000.. the equipment will cost $200,000 and require $16,000 annually to maintain. the economic life of the equipment is 8 years and it can be depreciated over its economic life using the straight-line method. the equipment will have no salvage value at the end of 8 years. cmu's investments are currently earning 12%. should cmu purchase the equipment? at a minimum, calculate the ARR, NPV, and IRR to assist you in your decision. what other information would be helpful in making your decision?