Which of the following expressions is equivalent to 7(2-4n)

The jones farm has 24 cows that each produce 52 quarts of milk a day. how many quarts are produced each day altogether

Asphere has a diameter of 10 in. what is the volume of the sphere?

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.