Tape diagram to solve. Situation: For every 2 scoops of ice tea mix, add 4 cups of water. If added 64 cups of water, how many scoops of ice tea mix are needed.
8 8 = 16
8 8 8 8 8 8 8 8 8 = 64
Name two ratios that are equivalent from the above example. Guess. 4 and 16
Prove using cross products that they are equivalent.
_____ = _______?