SOLUTION: The halp % in this problem is messin me up. i'm not sure what to do. please help: Dave invests $12,500, part at 3% and the remainder @ 4.5%. The total interest is $420. Find amoun
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Question 129613: The halp % in this problem is messin me up. i'm not sure what to do. please help: Dave invests $12,500, part at 3% and the remainder @ 4.5%. The total interest is $420. Find amount invested at each rate. Answer by amine(11) (Show Source):
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