It costs the school band s dollars per sandwich that they make. the band sells each sandwich for 20% more than it costs to make so they earn a profit. the expression 73(s+0.2s) describes how much money the school band received selling sandwiches at their last fundraiser.

Saline iv fluid bags cost $64.20 for 24, 1000 ml bags from one supplier. another 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 would you choose and how much would you save with that choice? show calculator try it! if you buy 1000 ml bags, how many do you need to buy each month? type your answer in the space provided and click on the check answer button.

Julia chooses a card at random from her set of cards. what is the probability that the card is labeled cat or hamster?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !