Ceferences Mailings Review View Help Aa- E E AL A.P.A. ES 15. 9. . 1 No Spac... Heading 1 Heading 2 1 Normal Paragraph Styles Problems 1. Mario Brothers Products distributes a single product, water pipes, whose selling price is $15 and whose variable expense is $12 per unit. The company's monthly fixed expense is $4,200. Required: Solve for the company's monthly break-even point in unit sales using the equation method. ($1.400) Solve for the company's monthly break-even point in dollar sales using the equation method. ($21,000)