A passenger car and a truck depart from two places 360 kilometers apart at the same time. The passenger car travels 80 kilometers per hour. After 2.4 hours, the two vehicles meet. How many kilometers per hour does the truck travel?
客车和货车同时从相距360千米的两地相对开出，客车每小时行80千米，经过2.4小时两车相遇，货车每小时行多少千米？
<gadget id="calculator">360 / 2.4</gadget>
<output>150</output>

<gadget id="calculator">150 - 80</gadget>
<output>70</output>

<result>70</result>