A person invested $6700 for one year, part at 8%, part at
Chapter 4, Problem 4.1.375(choose chapter or problem)
A person invested $6700 for one year, part at 8%, part at 10%, and the remainder at 12%. The total annual income from these investments was $716. The amount of money invested at 12% was $300 more than the amounts invested at 8% and 10% combined. Find the amount invested at each rate.
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