Answer:
Contribution margin 184,600
Step-by-step explanation:
Given
Schister Systems
Total Sales $355,000
Variable expenses 213,000
Contribution margin 142,000
Fixed expenses 111,000
Net operating income $31,000
Calculated
Schister Systems
Total Sales $355,000 +(355,000*30%)= $355,000+106,500= $ 461,500
Variable expenses 213,000 + 63,900= 276,900
Contribution margin 184,600
If the sales are increased so will be the cost of goods sold increased therefore the new contribution margin will be $ 184,600