2020 was a difficult year for Books R' Us who reported a $2,000,000 net loss. The company has two segments: Physical Stores and Online, both impacted by COVID-19. Data for 2020 for each segment are below. Physical Stores: Sales - $4,000,000 Traceable fixed costs - $1,500,000 Online: Sales - $6,000,000 Traceable fixed costs - $1,200,000 Common fixed costs related to the corporate headquarters are $2,240,000. During the lockdowns, the company had to close its physical stores for two months. Because of intense competition, Books 'R Us also reduced its sales prices for online purchases. For the year, the contribution margin ratio for online sales was half of what it was for the physical stores. What was the online segment's contribution margin ratio for 2020? Enter as a whole number, ex: 60