CategoriesValues$ $35,200,000$$ $22,08$e$,00$$ $4,40$e$,000$$ $6,200,000$$ $8,20$e$,000$$ $4,200,000$$ $3,200,000$$ $6,200,000$SalesCost of goods soldVariable expensesFixed expensesInventoryAccounts receivableOther current assetsFixed assetsa. What is the net profit margin for this firm?b$.$ What is the asset turnover?c$.$ What is the return on assets?d$.$ What is the size of the total assets used by the firm?