1. During 2020, John Martin is a resident of Ontario and has calculated his taxable income to be $79900. Assume that Ontario's rates are 5.05% on Taxable income up to $48,535 and 9.15% on the next $48,534. Calculate his 2020 federal and provincial tax payable without consideration of any tax credits. 2. Josh Jacobson is 77 years old and has 2020 Net Income for Tax Puposes of $63000. Determine Mr Jacobson's age credit for 2020. 3. For 2020, Trey Shoemaker has Net Income for Tax Purposes of $410000 and Taxable income of $227000. During the year, he makes eligible charitable gifts of $203000. Determine Mr. Shoemaker's 2020 charitable donations tax credit