The admission fee at fun city is $5 for kids and $9 for adults. On a certain day 420 people enter the park and the admission fees collected totalled $2780. Determine the. Umber of adults and the number of kids who entered the park that day.

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.