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OpenStudy (anonymous):
Using the three stages of problem solving what is the answer to this question. Terry is buying juice for a fruit punch. He needs 3 liters of juice. A half-liter of juice costs $2.39. A 250 mL container of juice costs $1.69. What should Terry buy so he gets 3 liters at the lowest price?
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OpenStudy (agent0smith):
Any ideas at all?
OpenStudy (kc_kennylau):
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OpenStudy (kc_kennylau):
You can let the number of half-litres be x, and express the number of 250mLs in terms of x, and then find the total cost in terms of x.
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