Marilyn has a biweekly gross pay of $810 and claims 3 federal withholding allowances. marilyn has all of the following deductions from her gross pay: federal tax from the following table 2007-02-03-00-00_files/i0190000.jpg social security tax that is 6.2% of her gross pay medicare tax that is 1.45% of her gross pay state tax that is 21% of her federal tax determine how marilyn’s net pay will be affected if she increases her federal withholding allowances from 3 to 4.