please provide formulas and calculations

2-3 Variable Cost to Break Even General Mills makes Nature Valley granola bars, Cheerios cereal, Yoplait yogurt, Hagen Dazs ice cream, and many other food products. Suppose the product manager of a new General Mills cereal has determined that the appropriate wholesale price for a cartonof the cereal is $50. Fixed costs of the production and marketing of the cereal are $20 million. 1. The product manager estimates that she can sell 860,000 cartons at the $45 price. What is the largest variable cost per carton that General Mills can pay and still achieve a profit of $1.5 million? 2. Suppose the variable cost is $29 per carton. What profit (or loss) would General Mills expect