I need help solving these calculations for each one

Chapter 5 2. Data: Selling price - $80, variable cost per unit - $50, total fixed costs - $600,000, and target profit - $150,000. a. Calculate the breakeven point in units using the equation method. b. Calculate the breakeven point in units using the formula method. c. Calculate the sales in units needed to earn the target profit. d. Calculate the total sales dollars needed to earn the target profit. Show all calculations