Answer:
9.1%
Step-by-step explanation:
With regards to the above, margin is computed as;
Margin = (Net operating income ÷ Sales) × 100
Given that:
Net operating income = $2,597,140
Sales = $28,540,000
Margin = ($2,597,140 ÷ $28,540,000) × 100
Margin = 9.1%