A distributor of computer monitors purchases the monitors from an overseas supplier under a continuous review system. The average demand for a popular computer monitor is normally distributed with a mean of 50 units a day and a standard deviation of 10 units a day. It costs $75 to process each order, and there is a constant 16-day lead time. The holding cost for each monitor is $20 per year, and the distributor wishes to maintain a 90% service level (z = 1.28). The distributor operates 300 days a year. What is the reorder point R to satisfy a 90% cycle-service level