In Exercises 17 to 60, solve by using the
Chapter , Problem 1.2.48(choose chapter or problem)
In Exercises 17 to 60, solve by using the strategies for solving application problems (see page 86). Metallurgy How much 14-karat gold should be melted with 4 ounces of pure gold to produce 18-karat gold? (Hint: See Exercise 47.)
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