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Mathematics, 04.06.2020 13:58 kyllow5644

A woman invests $39,000, part at 8% and the rest at 9 1 2 % annual interest. If the 9 1 2 % investment provides $642.50 more income than the 8% investment, how much is invested at each rate?

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A woman invests $39,000, part at 8% and the rest at 9 1 2 % annual interest. If the 9 1 2 % investme...
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