value: 10.00 points 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 0.82 percent per month. Current Policy New Policy Price per unit $ 205 $ 210 Cost per unit $ 155 $ 160 Unit sales per month 1,500 1,540 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 $