SOLUTION: A retired couple invested $9000 in bonds. At the end of one year, they received an interest payment of $612. What was the simple interest rate of the bonds?

Question 818704: A retired couple invested $9000 in bonds. At the end of one year, they received an interest payment of $612. What was the simple interest rate of the bonds?
Answer by TimothyLamb(4379) (Show Source): You can put this solution on YOUR website!
612/9000 * 100 = 6.8%
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