During Each 4-Hour Period,the Police Force in a Small Town

Essay

During each 4-hour period,the police force in a small town in Ohio requires the following number of on-duty police officers: 8 from midnight to 4 A.M.; 7 from 4 A.M.to 8 A.M.; 6 from 8 A.M.to noon; 6 from noon to 4 P.M.; 5 from 4 P.M.to 8 P.M.; and 4 from 8 P.M.to midnight.Each police officer works two consecutive 4-hour shifts.Determine how to minimize the number of police officers needed to meet the town's daily requirements.