13.) An ice skating rink charges $4.75 for admission and skate rental. If you bring your own skates, the admission is $3.25. You can buy a pair of skates (not a good pair mind you) for $45. How many times must you go ice skating to justify buying your own skates?

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.