David lives in the country of Snowland. Calculate his assessable income given that:

• he earns a part-time salary from one employer of $30,000 per year;
• he also does some casual work with a different employer earning $8,000 per year;
• he has $13,000 in a savings account which will earn interest at the rate of 5% per year; and
• he has work related expenses of $3,000 per year that are an allowable deduction.

Your answer should be calculated to the nearest dollar ($ 0dp). Do not include a dollar sign in your answer.