Tim has to write two papers worth 50 points each. to pass, he has to get at least 45% of the total points. however, scoring less than 30% of the points on either paper, even if his total for both papers is above 45%, will result in him failing. which graph represents the region in which tim fails? (assume that he scores x points on paper a and y points on paper b.)

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.

Evaluate the expression. (9 + 5)(3 + 2)0

What effect would doubling all the dimensions of a triangular pyramid have on the volume of the pyramid? explain your reasoning.