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LESSON 3 Using Ratios
The Fun Fair
Each year, the fifth-grade students at Bessie Coleman School organize a Fun Fair for the school. They plan games and sell refreshments. This year, Frank and Edward are in charge of the bake sale. Here is their price list:
Edward made the following table to help them find the cost of the muffins:
Edward said, “If we make a table like this one for everything we sell, we will be able to find the prices of things quickly. We can multiply or use patterns to fill in the tables.”