Contribution Margin Ratio a. Old Dominion Company.r budgets sales of $1,170,000r fixed costs of $158,500 and variable costs of $?48,800. What is the contribution margin ratio for Old Dominion Company? b. If the contribution margin ratio for TRA Commam,r is 58%, sales were 5583.000, and fixed costs are $26?,130, what is the operating income? 5:] High-Low Method Liberty Inc. has decided to use the high-low method to estimate costs. The data for various levels of production are as follows: Units Produced Total Costs 1,845 $ 383,760 4,050 529,590 5,945 596,960 a. Determine the variable cost per unit and the fixed cost. Variable cost per unit Fixed cost b. Based on part (a), estimate the total cost for 2,800 units of production.High-Low Method for Service Company Miss River Railroad decided to use the high-low method and operating data from the past six months to estimate the fixed and variable components of transportation costs. The activity base used by Miss River Railroad is a measure of railroad operating activity, termed "gross-ton miles," which is the total number of tons multiplied by the miles moved. Transportation Costs Gross-Ton Miles January $1,049,900 365,000 February 1,170,600 408,000 March 827,300 264,000 April 1,122,300 395,000 May 941,300 317,000 June 1,206,800 429,000 Determine the variable cost per gross-ton mile and the fixed cost. Round variable cost per unit to the nearest cent. Variable cost per gross-ton mile Fixed cost