Knott's Industries manufactures standard and super premium backyard swing sets. Currently it has four identical? swing-set-making machines, which are operated 250250 days per year and 8 hours each day. A capacity cushion of 1515 percent is desired. The following information is also? known:
Standard Model Super Premium Model
Annual Demand: 20,000 10,000
Standard Processing Time: 5 min 17 min
Average Lot Size: 60 25
Standard Setup Time per Lot: 30 min 45 min
a. Does? Knott's have sufficient capacity to meet annual? demand?
b. How many machines are needed?