An engineer wants to have P100,000 at the end of three years. How much would the engineer have to invest at a 10% per year interest rate, compounded annually, in order to obtain a net of P100,000...

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Extracted text: An engineer wants to have P100,000 at the end of three years. How much would the engineer have to invest at a 10% per year interest rate, compounded annually, in order to obtain a net of P100,000 after paying a P12,500 early withdrawal fee at the end of the third year?