In addition, the following sales unit volume information for the period is as follows: If the fixed manufacturing costs were $22,080 and the fixed selling and administrative expenses were $9,940, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars. In addition, the following sales unit volume information for the period is as follows: If the fixed manufacturing costs were $22,080 and the fixed selling and administrative expenses were $9,940, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars