Two trains depart from stations A and B, which are 868 kilometers apart, respectively. After 3.5 hours, the two trains meet. If train A travels 118 kilometers per hour, how many kilometers per hour does train B travel?
两列火车分别从相距868千米的甲、乙两站相对开出，经过3.5小时两车相遇，若甲车每小时行118千米，乙车每小时行多少千米？
<gadget id="calculator">868 / 3.5</gadget>
<output>248</output>

<gadget id="calculator">248 - 118</gadget>
<output>130</output>

<result>130</result>