can you please help on these questions

Question 28 Sam's Appliances Income Statement ending 12/31/18 includes the following, in millions: Net Sales: $462 Cost of Goods: $235 Gross Profit: $227 Operating Expenses: $181 EBIT: $46 What is the gross margin for Sam's Appliances for the year ending 2018? 49.2% 29.236 20.6% 30.9% Question 29 Sam's Appliances Income Statement ending 12/31/18 includes the following in millions: Net Sales: $462 Cost of Goods: $235 Gross Profit: $227 Operating Expenses: $181 EBIT: $46 What is the operating profit margin for Sam's Appliances for the year ending 2018? 6.0% 10.0% 12.4% 20.6% Question 31 SaltiSweet revenue per unit: $0.86 Distribution mark-up: 15% Units per retail box: 4 Whole Foods Gross Margin: 40% To calculate the correct cost per retail box to Whole Foods (WF COGS):? (SaltiSweet Revenue per unit 4 units per retail box) Distribution Mark-Up = $3.96 Whole Foods Required Gross Margin / (1 - SaltiSweet Revenue) $2.96 Not enough information to solve the problem Whole Foods Required Gross Margin (1 - SaltiSweet Revenue) - $5.99 (SaltiSweet Revenue per unit 4 units per retail box) / Distribution Mark-Up = $8.60