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Questions 3-8 On each day of the Monday through Friday workweek，exactly two of three employees-George， Hilda， and Irene-must remain on duty in the office to answer tele-phones during the noon to 1 p.m. lunch break. In the scheduling of telephone duty the following constraints must be met： Hilda and Irene have telephone duty together on Tuesday. George and Hilda have telephone duty together on Thursday.No one can have telephone duty on more than four of thefive days of the week. 3.Which of the following can be the weeks telephone duty schedule? Monday Tuesday Wednesday Thursday Friday George George Hilda George Hilda Hilda Irene Irene Hilda Irene George Hilda George Hilda George Hilda Irene Hilda Irene Irene George Hilda George George George Irene Irene Hilda Hilda Hilda Hilda Hilda George George HildaIrene Irene Hilda Hilda Irene Hilda Hilda George George George Irene Irene Hilda Irene Irene 4.If Hilda has telephone duty for exactly two days of the week， which of the following must be true? George and Irene have telephone duty together on Wednesday. George and Hilda have telephone duty togetheron Friday. Hilda and Irene have telephone duty together on Wednesday. | 
