an elementary school librarian is assigning after school libraryduty to parent volun 4945040
An elementary school librarian is assigning after-school libraryduty to parent volunteers for each school day, Monday throughFriday, during the week before spring break. Exactly fivevolunteers – Ana, Betty, Carla, Dora and Ed – are available. Thelibrarian must assign exactly two volunteers to work each dayaccording to the following conditions: 1. Each of the volunteers must work at least once
2. None of the volunteers can work on three consecutive days.
3. Betty must work on Monday and Wednesday.
4. Ana cannot work on any day which Betty works
5. Carla and Ed must always work together. NOW, if Ana works on Friday, what must everyone’s assignmentbe? Attached