Irma has a recipe for cornbread muffins that uses cup of sugar for 1 dozen cornbread muffins. 1 cup of sugar is approximately 200 grams. If Irma makes 5 dozen
cornbread muffins, about how many grams of sugar will she need?

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

Aswimming pool is a rectangle with semicircles on the end. the rectangle is 12 meters wide and 30 meters long. the diameter and width of the swimming pool are equal. sketch and label an overhead diagram of the swimming pool. find the area of the swimming pool floor.

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?