SOLUTION: a man invests $32,000 at 10% per anum and $36,000 at 8% per anum.his return on the complete investment is

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Question 1124735: a man invests $32,000 at 10% per anum and $36,000 at 8% per anum.his return on the complete investment is
Answer by Alex.33(110)   (Show Source): You can put this solution on YOUR website!
After t years, he'll get (in total):
32000*(1+10%*t)+36000*(1+8%t)=$(68000+6080t).

btw "per anum" should be "per annum", if you mean by it "every year".
Hope it helps. Thanks!

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