Select the sets that are not functions.
choose all that apply.

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.

See attachment below and find the equivalent of tan(∠qsr)

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.