Question 1188495
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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.