Uncle Wang took a car from the county seat of Jiangyong County to Changsha, the provincial capital, to do business. The total length of the road is 462 kilometers, and it takes exactly 7 hours to complete the journey. How many kilometers per hour does the car he travels on average?
王叔叔从江永县县城乘车去省城长沙办事，公路全程462千米，刚好7小时走完全程．则他所乘的车平均每小时行多少千米？
<gadget id="calculator">462 / 7</gadget>
<output>66</output>

<result>66</result>