Anne Teak, the financial manager of a furniture payments a day will be made to lock boxes with an average is $0.40 a check. The interest rate is 0 015% per day. manufacturer, is considering operating a lock-box system. She forecasts that 900 payment size of $2.500. The bank's charge for operating the lock boxes a. If the lock box makes the cash available 2 days earlier, calculate the net daily advantage of the system. (Do not round intermediate calculations.) Daily interest saved b. Is it worthwhile to adopt the system? O Yes O No c. What minimum reduction in the time to collect and process each check is needed to justify use of the lock-box system? (Do not round intermediate calculations. Round your answer to 2 decimal places.) Minimum reduction in time days