equivalent to 1000 hours per week, and it has $3000 outlay weekly on operating costs. It takes 1 hour and 4 hours to produce a single item on lines A and B, respectively. The cost of producing a single item is $5 online A and $4 on line B. (a) Write the inequality that expresses the labor information. (b) Write the inequality that expresses the cost information.
ext week, she wants to earn at least $21.25 to buy a present. How many hours will she need to baby-sit? Write and solve an inequality to find the number of hours she needs to babysit.