QUESTION 5 Please note that you must show your work in order to receive full credit for this problem - this includes the formula(s) that you used, the substitutions into those formula(s), and the final answer(s). Intermediate calculations may be shown if time allows. An organization is trying to decide between two motors (standard or energy-efficient) for a manufacturing operation. Use annual worth analysis and a MARR of r to determine which motor is preferred from an economic perspective. (Recall that r is your R number interest rate and see below if you forgot this value and need instructions on how to calculate it) Energy-Efficient (EE) Standard (S) Initial Cost (IC) 9,000 2,400 Annual Benefit (AB) 250 600 Annual Maintenance Cost (AMC) 350 1300 Salvage Value (SV) 900 200 O Qui Useful Life in Years