Paul White is evaluating a new ticketing system for his theater. The system will cost $315,200 and will save the theater $56,896 in annual cash operating costs. Paul expects the new system to last 9 years, at which time the system will have a salvage value of $20,000 If Paut purchases the new system, he will be able to sell his existing system for $14,000. (a) Calculate the accounting rate of return for the proposed ticketing system. Accounting rate of return X (b) Paul White wants to earn a minimum accounting rate of return of 7% on his projects. Should he invest in the new equipment? Paul White invest in the new equipment