I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets.... ; f _7 j) A* L$ n * h) h7 X. J! b/ R' uFor me, I think car-pool is just to share part of gas "cost" and have some fun on road.....! i. f1 k I2 X! \0 i7 t- h
" M) v4 T4 x: q: I6 uI usally charge passager 30 bucks for a trip.