Rolando needs to paint the exterior of his house. He calculates that he will be painting 918.75 square feet of the house. The local hardware store sells paint by the gallon and each gallon will cover 61.25 square feet. About how many gallons of paint will Rolando need to purchase?

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. a new supplier sells 500 ml bags for $2 each. the hospital uses about 10,000, 1000 ml bags each month. nurses report that about half of the bags are more than half full when they are discarded. if you are going to use only one supplier, which size bag provides the best deal, and how much will you save each month? compare the cost of the new supplier to the current one.