Given right triangle ABC with altitude BD drawn to hypotenuse AC. If AD = 5 and AC = 15, what is the length of AB in simplest radical form? (Note: the figure is not drawn to scale.)

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.