Contribution margin ratio a. Coastal Company budgets sales of $1,140,000, fixed costs of $43,600, and variable costs of $193,800. What is the contribution margin ratio for Coastal Company? fill in the blank 1 of 1 % b. If the contribution margin ratio for Bushner Company is 40%, sales were $699,000, and fixed costs were $192,920, what was the operating income? fill in the blank 1 of 1$