A high school student was able to save $5000 by working a part-time job every summer. He
Chapter 1, Problem 30(choose chapter or problem)
A high school student was able to save $5000 by working a part-time job every summer. He invested half the money in a money market account and half the money in a stock that paid three times as much interest as the money market account. After a year he earned $150 in interest. What were the interest rates of the money market account and the stock?
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