Pointing out that it makes sense to calculate the actual dollar amount of the per-mile cost. I haven't done 2-hour round trips, but I've done 1.5-hour and was s

Pointing out that it makes sense to calculate the actual dollar amount of the per-mile cost. I haven't done 2-hour round trips, but I've done 1.5-hour and was surprised how inconsequential the markup turned out to be. This was several years ago and in Canada, so conclusions may differ.