I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets....* g6 E- r, `& L& E/ Q& x( I
3 ~0 i) P; g# H/ |; v9 @; A6 iFor me, I think car-pool is just to share part of gas "cost" and have some fun on road....." u# T' ^# W' s% d/ z
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I usally charge passager 30 bucks for a trip.