I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets.... ) v" V, t, m. A M+ M- N6 b+ k+ b0 h' o$ |( Q: z6 z
For me, I think car-pool is just to share part of gas "cost" and have some fun on road..... 1 J1 |1 L* \( {9 y, c: }- x) y; x' _ N3 e
I usally charge passager 30 bucks for a trip.