300
The Superintendent of Highways is interested in the numbers of commercial vehicles that frequently use the county’s highways. He obtains information from the DMV for the month of September and finds that for every 14 non-commercial vehicles, there were 5 commercial vehicles. If there were 108 more non-commercial vehicles than commercial vehicles, how many of each type of vehicle frequently use the county’s highways during the month of September?
168 non-commercial and 60 commercial