2. Lisa's Lighting Inc. sells light fixtures and has the following information: Units Cost per Unit Beginning Inventory 305 $162 Purchase, 3/30 730 $190 Purchase, 8/30 415 $212 Sales were 1000 unts sold for $375 per unit Operating expenses were $128,000 Income tax expense is 21% of pre-tax income a. Determine the following using the weighted average periodic method only Cost of goods sold b. Gross Profit in dollars Gross Profit Percentage d. Net Income e. Profit Margin C