Runaround Corporation sells running shoes and during January they ran production machines for 20,000 hours total and incurred $9,500 in maintenance costs. During July they ran production machines for 11,000 hours total and incurred $6,800 in maintenance costs. Based on this data, what are the fixed costs? (Round intermediary calculations to the nearest cent) OA $3,500 OB. $9,500 OC. $6,800 OD. $25,600