Exercise 14-22 Compute Divisional Income (LO 14-1) Arlington Clothing, Inc., shows the following information for its two divisions for year 1 Lake Region $4,020,000 2,621,300 241,200 539,900 Coastal Region $12,930,000 Sales revenue Cost of sales llocated corporate overhead Other general and administration 6,465,000 775,800 3,741,000 Required a. Compute divisional operating income for the two divisions. Ignore taxes. (Enter your answers in thousands of dollars rounded to 1 decimal place.) Lake Region Coastal Region Operating income b-1. What are the gross margin and operating margin percentages for both divisions? (Enter your answers as a percentage rounded to 2 decimal places Lake Region Coastal Region Gross margin percentage Operating margin