Complete the attached worksheet. You will need to show your work for each question

3. If you can sell a product for $67 and it costs you $28 per unit to produce, while also paying $3,900 per month in fixed expenses, how many units must you sell each month in order to earn a monthly profit of $2,500? Show all your work.

4. If you can sell a product for $38 and it costs you $14 per unit to produce, while also paying $6,900 per month in fixed expenses, how many units must you sell each month in order to earn a monthly profit of $2,500? Show all your work.