At the beginning of the month, Ahmet Bey has 3000 TL in money. Mr. Ahmet's income and expenses for the next 5 months are given in the table below. Ahmet Bey, in any month, to the bank with a maturity of 1 to 5 months. will deposit. The interest rates of the bank vary according to the maturity, and at the end of the maturity, 1% for 1 month, 2.5% for 2 months, 3.75% for 3 months, 5.5% for 4 months and 7% for five months. Ahmet Bey will not withdraw the money deposited until the maturity document. What kind of investment should Mr. Ahmet make in order to maximize the amount of money at the end of the fifth month? Write down the decision model for this problem.

Beginning of the term(month) ncome Expense 1 ------ 900 2 1200 2000 3 2000 1500 4 1000 2600

5 1400 1200