Without resorting to competitions what is the total contribution margin at the point break even point?

O https://ezto.mheducation.com/ext/map/index.html?_con = con&external_ brow ssignment #2 i Say w Total Per Unit Sales $ 620,000 $ 40 Variable expenses 434,000 28 10 Contribution margin 186, 000 $ 12 points Fixed expenses 154 800 Net operating income $ 31 , 200 eBook Print Required: 1/What is the monthly break even point in unit sales and in dollar sales