plz try to solve all because it is connected to each other

1. Calculate Total Revenue for the items below: (Selling price is last two digit of your student ID Last two digit is Units Sold 85 Selling Price Total Revenue 25 b. 30 12 d. 75 a. c. e. 20 2. Calculate Total Variable Costs per unit for the same items. Total Variable Costs per Unit a. b. c. d. Units Sold 25 30 12 75 20 Total Variable Costs $50.00 $275.00 $7,440.00 $21,000.00 $400.00 e. 3. Calculate Total Contribution Margin (TCM) for the same items. Contribution Margin a. b. c. d. e. 4. Calculate Net Profit for the same units. Net Profit a. b. Total Fixed Costs $25.00 $60.00 $425.00 $12,000.00 $200.00 c. d. e. Q2. Last month, Sue, of Sue's Sandwiches, sold $3,000 worth of product (sandwiches and sodas) from her sidewalk cart to 300 customers. She spent $600 on the sandwich ingredients and buying the sodas wholesale. Her monthly costs are the following: Utilities = $60, Salary = $1,500, Advertising = $0, Insurance = $50, Depreciation=$0, Interest = $0, Rent (for the cart) = $300. a. What are Sue's variable costs? Explain. b. What is Sue's COGS per unit? Explain. c. What are her other variable costs? Explain. d. What are her fixed costs? Explain