I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets.... . G2 D9 m& P: R; ~ 1 O! i0 Q5 j% ~7 U5 P: |/ aFor me, I think car-pool is just to share part of gas "cost" and have some fun on road.....5 M, b( a# r1 x5 L& p& _5 e! y
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I usally charge passager 30 bucks for a trip.