You want to know the brand of jeans worn most often by people 20 to 30 years old. which of the following surveys is biased?

a)surveying people 20 to 30 years old at a store that sells one brand of jeans
b)surveying people 20 to 30 years old at a store that sells only jeans
c)surveying everyone at a store that sells only jeans

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.