Answer this using Managerial Accounting only. (Please do not use finance/ cost accounting)

Detmer Holdings of AG Zurich Switzerland, has just introduced a new fashion watch for which the company is trying to find an optimal selling price. Marketing studies suggest that the company can increase sales by 5,000 units for each SFr3 per unit reduction in the selling price (SF13 denotes 3 Swiss Francs). The company's present selling price is SFr80 and variable expenses are SFr65 per unit. Fixed expenses are SFr550,000 per year. The present sales volume (at the SFr80 selling price) is 30,000 units. Required: i) What is present yearly net operating income or loss? ji) What is the present break-even point in units and in Swiss Francs sales? iii) Assuming that the marketing studies are correct, what is the maximum profit the company can earn yearly? At how many units and at what selling price per unit would the iv) What would be the break-even point in units and in's wiss Francs sales using the selling price you determined in (iii) above (i.e. the selling price at the level of maximum profits)? Why is this break-even point different from the break-even point you computed in (ii) above