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Mathematics, 17.07.2019 12:00 Evycin

Ramona has a total of $5000 to invest. she puts part of it in an account paying 5% per year interest and the rest in a gic paying 7.2% interest. if she has $349 in simple interest at the end of the year, how much was invested at each rate?

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Ramona has a total of $5000 to invest. she puts part of it in an account paying 5% per year interest...
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