Russell Preston delivers parts for several local auto parts stores He charges clients $0 90 per mile driven Russell has determined that if he drives 2,800 miles in a month, his average operating cost is $0.60 per mile If he drives 1,100 miles in a month his average operating cost is $0:40 per mile. Russell has used the high-low method to determine that his monthly cost equation is total cost = $1,420 + $0.19 per mile Required: 1. Determine how many miles Russell needs to drive to break even, 2. Assume Russell drove 2.500 miles last month. Without making any additional calculations, determine whether he earned a profit or a loss last month 3. Determine how many miles Russell must drive to eam S1.420 in profit 4-o. Prepare a contribution margin income statement assuming Russell drove 2,500 miles last month 4-6. Use the information provided in Req da to calculate Russell's degree of operating leverage Complete this question by entering your answers in the tabs below. Rea! Rea Rega BHA 48 Determine how many miles Russell needs to drive to break even M