How long would it take to drive 90 miles going 80 miles per hour?

90 miles / 80 (miles/hour) = 1.125 hours = 67.5 minutes. It would take 1 hour, 7 minutes, 30 seconds to drive 90 miles at 80 miles per hour!
Updated on Thursday, February 02 2012 at 02:19PM EST
Collection: 90 miles