I don't know the exact "cost", which may be too complicated to calculate it, including car,maintenance,gas,insurrance, even tickets....) j v, @9 o6 G& e: G
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For me, I think car-pool is just to share part of gas "cost" and have some fun on road..... 9 s: G/ ?( M& C5 S 4 i) c% v* x$ f8 w1 yI usally charge passager 30 bucks for a trip.