The number of pies available for sale at the Pie in the Sky Bakery varies over the course of the day, and is given by P(t)=30-212+161, where t is the number of hours
since the store opens in the morning. What is the average rate at which this
number changes during the first t hours that the store is open?

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.