Requirements 1 Calculate the contribution margin ratio 2 Pre
     Requirements 1. Calculate the contribution margin ratio. 2 Prepare two contribution margin income statements: one at the $250,000 level and one at the $360,000 sales level. (Hint: The proportion of each that goes toward variable costs is constant within the relevant range.) sales  
  
  Solution
Ans. Contribution margin Ratio = 207025/318500X100 = 65%
Contribution margin income statement
Sales 250000 360000
Variable cost(100-65)= 35% 87500 126000
Contribution margin 162500 234000

