Problem

Solve the problem. See Example.A recipe for salad dressing uses 2 oz of olive oil for each...

Solve the problem. See Example.

A recipe for salad dressing uses 2 oz of olive oil for each 1 oz of red wine vinegar. If 42 oz of salad dressing are needed, how many ounces of each ingredient should be used?

EXAMPLE Analyzing a Gasoline/Oil Mixture

A lawn trimmer uses a mixture of gasoline and oil. The mixture contains 16 oz of gasoline for each 1 ounce of oil. If the tank holds 68 oz of the mixture, how many ounces of oil and how many ounces of gasoline does it require when it is full?

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Solutions For Problems in Chapter 2.4

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