Exercise 15-18 (Algo) Segmented income statement LO 15-8 Vogel Company produces three models of heating and air conditioning thermostat components. The following table summarizes data about each model: Required: a. On what basis does the $20,000 of company fixed expenses appear to be allocated? b. Calculate the effect on total company net income if the MV12 model were discontinued. c. Calculate the contribution margin ratio for each model. d. If an advertising campaign focusing on a single model were to result in an increase of 5,000 units in the quantity of units sold, which model should be advertised? e. If an advertising campaign focusing on a single model were to result in an increase of $32,000 in revenues, which model should be advertised? Complete this question by entering your answers in the tabs below Complete this question by entering your answers in the tabs below Calculate the effect on total company net income if the MV12 model were discontinued. Complete this question by entering your answers in the tabs below Calculate the contribution margin ratio for each model. Note: Enter your percentage answers as a whole number