An employee works 35 regular hours during a workweek in September of 2020. The employee was hired twelve years ago, earns a salary of $122,500/year and is exempt from the overtime provisions of the FLSA. To date, he has received no compensation beyond his annual salary. He has requested that his employer withhold 10% of gross pay, which is to be contributed to a 403(b) plan.Taxable income for federal income tax withholding = $Taxable income for social security tax = $Taxable income for medicare tax = $