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Mathematics, 03.10.2021 23:10 Molly05
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A man invest 3,100 in three accounts that pay 4%, 5%, and 7% in annual interest, respectively. He has 3 times as much invested at 7% than he does at 4%. If his total interest for the years is $185, how much is invested at each rate ?
He invested $_ at 4%, $_ at 5% and $_ at 7%
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