Variable Costing Income Statement On April 30, the end of the first month of operations, Joplin Company prepared the following income statement, based on the absorption costing concept: If the fixed manufacturing costs were $13,923 and the fixed selling and administrative expenses were 57,010, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars. If the fixed manufacturing costs were $13,923 and the fixed selling and administrative expenses were $7,010, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars