DuraTech Manufacturing is evaluating a process improvement project. The estimated receipts and disbursements associated with the project are shown below. MARR is 8%/ year. Part a Your answer is correct. What is the present worth of this investment? \$ entry to two decimal places. The tolerance is \pm 5 . eTextbook and Media Carry all interim calculations to 5 decimal places. Round Carry all interim calculations to 5 decimal places. Round Part b What is the decision rule for judging the attractiveness of investments based on present worth