Bethany Link delivers parts for several local auto parts stores. She charges clients $3.81 per mile driven. She has determined that if she drives 2,400 miles in a month, her average operating cost is $3.61 per mile. If Bethany drives 4,800 miles in a month, her average operating cost is $1.90 per mile. Required: 1. Using the high-low method, determine Bethany's variable and fixed operating cost components. 2. Complete the contribution margin income statement for the business last month, when Bethany drove 2,640 miles. (Assume this falls within the relevant range of operations). Using the high-low method, determine Bethany's variable and fixed operating cost components. (Round your cost per unit answer to 2 decimal places.) Variable Cost per Mile Driven Fixed Cost Complete the contribution margin income statement for the business last month, when Bethany drove 2,640 miles. (Assume this falls within the relevant range of operations). (Round your intermediate calculations to 2 decimal places and final answers to the nearest whole number.) BETHANY LINK Contribution Margin Income Statement For the Last Month Contribution Margin Net Operating Income