Saved Help Save & Exit Submit An income statement for Sam's Bookstore for the first quarter of the year is presented below: Sam's Bookstore Income Statement For Quarter Ended March 31 Sales Cost of goods sold Gross margin Selling and administrative expenses Selling $ 106,000 Administrative 116,000 Net operating income $ 950,000 660,000 290,000 222,000 $ 68,000 On average, a book sells for $50. Variable selling expenses are $4 per book with the remaining selling expenses being fixed. The variable administrative expenses are 5% of sales with the remainder being fixed. The contribution margin for Sam's Bookstore for the first quarter is