Station A and Station B are 338 kilometers apart. One hour after a truck departs from Station A, a bus departs from Station B opposite the truck. It is known that the passenger car travels 68 kilometers per hour, and the truck travels 48 kilometers per hour. How many hours after the passenger car leaves, the two vehicles meet?
甲、乙两站相距338千米，一辆货车从甲站出发1小时后，一辆客车从乙站与货车相对开出．已知客车每小时行68千米，货车每小时行48千米，客车出发后几小时两车相遇？
<gadget id="calculator">338 - 48</gadget>
<output>290</output>

<gadget id="calculator">68 + 48</gadget>
<output>116</output>

<gadget id="calculator">290 / 116</gadget>
<output>5/2 = around 2.5</output>

<result>5/2 = around 2.5</result>