The table shows the percentage of users of a data tablet who returned the product to an internet provider within a year after purchase, after a year, and the reasons for the return.

battery life monthly service fee new version totals
within a year 5% 25% 60% 90%
after a year 1% 3% 6% 10%
totals 6% 28% 66% 100%
find the probability of a user returning the tablet within a year, given that a new version of the tablet was introduced.

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.