can you answer A & B please

12. The Friendly Sausage Factory (FSF) can produce hot dogs at a rate of 5,000 per day. FSF supplies hot dogs to local restaurants at a steady rate of 250 per day. The cost to prepare the equipment for producing hot dogs is $66. The factory operates 300 days a year. And the level of inventory when you stop the production cycle is 4571.4 hot dogs. Usage period represents 94.6% of the total period. Find a. Annual holding costs and the optimal run size b. The number of runs per year, the days to produce the optimal runs quantity, the days that it takes the only usage period and the days does it take between the start of two runs