If he is single and claims 3 allowances. The amount deducted for federal taxes is $39.8
Federal tax withheld:
Federal tax withheld =6.2% social security + 1.45% Medicare
Federal tax withheld = 7.65%
Deduction:
Deduction= 0.0765 × $520.75
Deduction=$39.8
Therefore the amount deducted for federal taxes is $39.8
Learn more about federal taxes here:https://brainly.com/question/17354124
#SPJ1