Exercise 15-2A (Algo) Preparing master and flexible budgets LO 15-2 Thornton Manufacturing Company established the following standard price and cost data. Thornton planned to produce and sell 2,600 units. Actual production and sales amounted to 2,700 units. Required a. Prepare the pro forma income statement in contribution format that would appear in a master budget. b. Prepare the pro forma income statement in contribution format that would appear in a flexible budget. Complete this question by entering your answers in the tabs below. Prepare the pro forma income statement in contribution format that would appear in a master budget. Complete this question by entering your answers in the tabs below. repare the pro forma income statement in contribution format that would appear in a flexible budge Complete this question by entering your answers in the tabs below. Prepare the pro forma income statement in contribution format that would appear in a master budge