A bag contains 4 black, 5 pink and 2 blue marbles. Aaron randomly draws a marble out of the bag, puts it back, and then draws another marble. What is the probability that he draws a pink then a black?

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.