I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets.... $ P! T6 c5 N& M4 s' i) a& n( ~ . s- x, w% O7 ~+ rFor me, I think car-pool is just to share part of gas "cost" and have some fun on road....." `% c4 i% k/ B& m% B
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I usally charge passager 30 bucks for a trip.