Happy Times currently has an all-cash credit policy. It is considering making a change in the credit policy by going to terms of net 30 days. The required return is 0.89 percent per month Price per unit Cost per unit Unit sales per month Current Policy $ 240 $ 176 1,710 New Policy $ 245 $ 181 1,760 Calculate the NPV of the decision to change credit policies. (Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places. (e.g., 32.16)) NPV