A car drives from place A to place B, the whole journey is 360 kilometers, and it takes 4 hours to drive. How many miles per hour on average?
汽车从甲地开往乙地，全程360千米，开了4小时．平均每小时开多少千米？
<gadget id="calculator">360 / 4</gadget>
<output>90</output>

<result>90</result>