Schister Systems uses the following data in its Cost-Volume-Profit analyses: Sales Variable expenses Contribution margin Fixed expenses Net operating income Total $ 315,000 157,500 157,500 103,000 $ 54,500 What is total contribution margin if sales volume increases by 40%? Multiple Choice $32,700 $76 300 $220.500 $157500 & Prov 17 of 20