938 x 38223は何ですか私はそれを知りません

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling

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.

Find the maximum value of p= 4x + 5y subject to the following constraints :