I need a clear step by step of how to slove this promnle.

1. Data for Wolf Manufacturing Company (uses process costing method): Percent Complete Units Materials Conversion Beginning Work in Process 40,000 (100%) (60%) Ending Work in Process 10,000 (60%) (20%) Units started during the period - 70,000. Units completed during the period - 100.000 Percentage of completion for materials and conversion are given in the table above. 2. Data: Selling price = $50, variable cost per unit - $30, total fixed costs - $400,000, and target profit $100,000. 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