Using linear programing and in excel format, develop model for scheduling shift duity of 24/7 factory how required at least 8 employee per shifts, each shift are 8 hours so 3 shift per day. and one shift will be in off days. new government regulation forece all enployeer to allow maximum of five continous day without off day where as perviouse law allow for a maximum of seven continous working day. develop model for satisfy new requlation and minimizing employee number.