You and your friend are selling tickets to a charity event. you sell 12 adult tickets and 6 student tickets for $138. your friend sells 5 adult tickets and 11 student tickets for $100. what is the cost of a student ticket

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.

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.