The distance between A and B is 120 kilometers. A passenger car and a truck depart from A and B respectively at the same time and meet each other in (4/5) hours. It is known that the passenger car travels 80 kilometers per hour. How many kilometers per hour?
甲、乙两地相距120千米，一辆客车和一辆货车分别同时从甲、乙两地相对开出，(4/5)小时相遇，已知客车每小时行80千米，求货车每小时行多少千米？
<gadget id="calculator">4 / 5</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">120 / (4/5)</gadget>
<output>150</output>

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

<result>70</result>