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Mathematics, 04.09.2020 18:01 ash9951

Kristen invested a total of $12,000, part at 4% and part at 6% How much did she invest in the LOWER interest account if the total interest earned In one year was $640?

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Kristen invested a total of $12,000, part at 4% and part at 6% How much did she invest in the LOWER...
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