The distance between A and B is 460 km, a passenger train travels 60 km per hour, and a truck travels 55 km per hour. If two cars drive from two places at the same time, how many kilometers are there between them after 3 hours?
甲、乙两地相距460千米，一列客车每小时行60千米，一列货车每小时行55千米．如果两车同时从两地相对开出3小时后，两车还相距多少千米？
<gadget id="calculator">60 + 55</gadget>
<output>115</output>

<gadget id="calculator">3 * 115</gadget>
<output>345</output>

<gadget id="calculator">460 - 345</gadget>
<output>115</output>

<result>115</result>