There are three different sections to sit in at a baseball park. The number of people who can sit in each section is described below. red section seats 200 people
blue section seats 20 fewer people than the red section
green section seats 2 times as many people as the blue section
What is the total number of people who can sit in the baseball park?

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.