set this up in excel and show formulas please A supplier has a product that he is thinking of selling for $12.00 each and he thinks that he can sell 1,100 of them. He anticipates that the fixed costs are going to be $7,000 and the total variable costs are $5.00 per unit. a. What would be his profit if he was able to sell all 1100 units? (10 pts) b. How many units would he need to sell to break even?