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39. A married taxpayer, age 57, has the following receipts: $50,000 1,455 Salary Dividends from stock of domestic corporation Interest on state toll road bonds Gambling winnings Rents 750 110 5,600 During the tax year, the taxpayer pays $2,200 in taxes on his rental property and $2,650 for its operation and maintenance. He had gambling losses of $65. He made no charitable contributions. Calculate the taxpayer's gross income, adjusted gross income, and taxable income