Part 1 state the domain and range of the given relation. Part 2 is the relation a function
{(-1, 2),(1, 2),(3, 2), (6, 2)}
Please help

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.