# Sophia Microeconomics Unit 2 Challenge 1.docx - Sophia...

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Sophia Microeconomics Unit 2 Challenge 1 1 — Consumer Choice TheoryTina must make a decision about the number of bottles of sports drink and how many cases of water she wants to purchase for her soccer practices. Tina decided to buy four cases of water and 16 bottles of sports drink.As she waited in line to check out, Tina noticed there was a special display offering five cases of water for the price of four. Tina opted to pick up an additional case of water, even though she might not use it until next week.Tina exhibited the economic principle of __________, because she decided that five cases of water and 16 bottles of sports drink was better than four cases of water and 16 bottles of sports drink. 2 — Utility TheoryWhich of the following is true using the graph above? 3 — Optimal Choice There are four combinations of key lime pie and raspberry cheesecake, each of which are denoted by a point on the graph below.