Asked by Reema
$ 5400 is invested , part of it at 12 % and part of it at 7 % For a certain year , the total yield is $ 528.00 . How much was invested at each rate ? s was invested at 12 %
Answers
Answered by
oobleck
If x at 12%, then
0.12x + 0.07(5400-x) = 528
0.12x + 0.07(5400-x) = 528
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