SOLUTION: a total of 27000 was invested, part of it at 10% and part at 12%. the total yield was 2990. how much was invested at each rate?
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Question 202807: a total of 27000 was invested, part of it at 10% and part at 12%. the total yield was 2990. how much was invested at each rate?
Answer by rfer(16322) (Show Source): You can put this solution on YOUR website!
.1x+.12(27000-x)=2990
.1x+3240-.12x=2990
-.02x=-250
x=$12500
27000-x=$14500
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