Mohammed had total income for the year of $55 000. During the year, he contributed $5000 to

Question:

Mohammed had total income for the year of $55 000. During the year, he contributed $5000 to an RRSP, $345 toward union dues, $4000 toward child support based on a written agreement established in 2005, and $180 toward a safety deposit box. Calculate his taxable income for the year.