The total collection time will be reduced by three days if the lockbox system is adopted. a. What is the PV of adopting the system? (Omit "\$" sign in your response.) PV $ b. What is the NPV of adopting the system? (Do not round intermediate calculations. Round the final answer to the nearest whole dollar. Omit "\$" sign in your response.) NPV $ c. What is the net cash flow per day from adopting? Per cheque? (Do not round intermediate calculations. Round the "Net cash flow per day" answer to 2 decimal places. Round the "Net cash flow per cheque" answer to 3 decimal places. Omit "\$" sign in your response.)