Burlington Company reports the following information for June: Sales Revenue Variable Cost of Goods Sold Fixed Cost of Goods Sold Variable Selling and Administrative Costs Fixed Selling and Administrative Costs $ 755,000 205,000 176,000 158,000 71,000 Calculate the contribution margin and operating income for June using variable costing. enter the amounts to compute the operating income. Variable Costing Sales Revenue $ 755,000 Variable Costs: Variable Selling and Administrative Costs $ 158,000 Variable Cost of Goods Sold 205,000 363,000 Contribution Margin 392,000 Cost of Goods Sold Variable Cost of Goods Sold Variable Cost of Goods Sold Operating Income