Russell Preston delivers parts for several local auto parts stores. He charges clients $0.75 per mile driven. Russell has determined that if he drives 3,000 miles in a month, his average operating cost is $0.55 per mile. If he drives 4,000 miles in a month, his average operating cost is $0.50 per mile. Russell has used the high-low method to determine that his monthly cost equation is: total cost $600 + $0.35 per mile. Required: 1. Determine how many miles Russell needs to drive to break even. Break Evan Miles Miles 2. Assume Russell drove 1.800 miles last month. Without making any additional calculations, determine whether he earned a profit or a loss last month O Profit OLOSS 3. Determine how many miles Russell must drive to earn $1,000 in profit Target Miles 4.6. Prepare a contribution margin Income statement assuming Russell drove 1.800 miles last month.