Variable Costifg income Statement On April 30, the end of the first month of operations, Joplin Company prepared the following incorne statement, based on the absorptlon costing concept: If the fixed manufacturing costs were $12,672 and the fixed selling and administrative expense were $5,950, prepare an income staternent according to the variable. cosung concept, Round all final answers to whole dollars. If the fxed manufacturing costs were $12,672 and the fixed selling and administrative expenses were $5,950, prepare an income statement according to the variable costing concept. Round all final answers to whole dollars