Ages | Number of students 15-18 | 8
19-22 | 2
23-26 | 9
27-30 | 7
31-34 | 3
35-38 | 6
Based on the frequency distribution above, find the cumulative frequency for the class with lower class limit 27

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.