Unit 3 Ratios and Proportional Relationships Study Guide

18. Graph the following points on the graph. (1,2) (2,4) (3, 9) (4, 10) Does this graph illustrate a proportional relationship between the points? Explain how you know. 19. A recipe calls for ⅔ cup of flour to make a dozen brownies. How many cups of flour are needed to make 3 dozen brownies? 20. Katie wants to buy a bracelet. She only has $30 ... ................
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