# SOLUTION: if a car runs at 80km speed. how many km covered in one hour.

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 Question 623853: if a car runs at 80km speed. how many km covered in one hour. Answer by solver91311(16872)   (Show Source): You can put this solution on YOUR website! You can't have a speed that is measured only in a length unit of measure. You have to have some number of units of length per unit of time. So you have a distance of 80 km, but if you want to talk about speed, it has to be 80 km per hour, or minute, or second, or year or nanosecond or even Planck Time. John My calculator said it, I believe it, that settles it