the first one is not 3 the answer

Best Buy's monthly demand for an Olympus Digital Camera FX 5500 is Poisson distributed with a mean of 3 cameras/month. The order quantity is 6 cameras, holding costs are $6.00 per camera per year, the backorder cost per outage is $12.00/ unit, and the lead-time is 1 month. Determine the safety stock. QUESTION2 Best Buy's monthly demand for an Olympus Digital Camera FX 5500 is Poisson distributed with a mean of 3 cameras/month. The order quantity is 6 cameras, holding costs are $6.00 per camera per year, the backorder cost per outage is $12.00/ unit, and the lead-time is 1 month. At what level should the digital camera be reordered