Answer:
ROI = 20.90%
Explanation:
Operating Income:
= Operating Income of Retail Division + Operating Income of Wholesale Division
= $7,500,000 + $4,000,000
= $11,500,000
Operating Assets:
= Operating Assets of Retail Division + Operating Assets of Wholesale Division
= $37,500,000 + $17,500,000
= $55,000,000
ROI = (Operating Income ÷ Operating Assets) × 100
ROI = ($11,500,000 ÷ $55,000,000) × 100
ROI = 20.90%