Mathematics, 25.08.2019 01:30, joelpimentel

Two sums of money were invested at 12% and 8.5%, respectively. the amount invested at 12% was three times the amount invested at 8.5%. the total annual income from the tow investments was $151.30. how much was invested at each rate?
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Two sums of money were invested at 12% and 8.5%, respectively. the amount invested at 12% was three...