The actual delivery time from a pizza delivery company is exponentially distributed with a mean of 26 minutes. a. What is the probability that the delivery time will exceed 31 ​minutes?

b. What proportion of deliveries will be completed within 21 ​minutes?

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.