Simplify the expression-1/2 (-5/6 +1/3)

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

W-16=-12 solve each one step equation plz

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.