Question 1188495: recto ponciano invests one third of his money at 8% interest, three fifths at 7% and the rest at 9% interest. if the annual income from the second investment exceeds the sum of the annual incomes from the first and third investments, how much money does he invest at each rate?
Answer by ikleyn(52817)   (Show Source):
You can put this solution on YOUR website! .
recto ponciano invests one third of his money at 8% interest, three fifths at 7% and the rest at 9% interest.
if the annual income from the second investment exceeds the sum of the annual incomes from the first
and third investments, how much money does he invest at each rate?
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This problem is posed incorrectly and CAN NOT be solved.
As formulated, it leads to a linear inequality for the total investment x, which is true for ANY amount x.
THEREFORE, this unknown CAN NOT be determined from the problem.
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