Chuck Wagon Grills, Incorporated, makes a barbecue grill it sells for \$210. Data for last year's operations follow: Required: 1. Assume the company uses variable costing Compute the unit product cost for one barbecue grill, 2. Assume the compary uses variable costing. Prepare a contribution format income statement for last yeat. 3. How many barbecue grills must be sold to breok even? Complete this question by entering your answers in the tabs below. Assume the company uses variabie costing. Compute the unit product cost for one barbecue grill. Complete this question by entering your answers in the tabs below. Assume the company uses variable costing. Prepare a contribution format income statement for last year. 1. Assume the company uses variable costing. Compute the unit product cost for one barbecue grill. 2. Assume the company uses variable costing. Prepare a contribution format income statement for last year. 3. How many barbecue grills must be sold to break even? Complete this question by entering your answers in the tabs below. How many barbecue grills must be sold to break even