The distance between A and B is 1000 kilometers. A train travels from A to B. After 2 hours, B travels from B to A. After 4 hours, it meets A. It is known that train A travels 10 kilometers more per hour than train B. How many kilometers does A train travel per hour?
A、B两地相距1000千米，甲列车从A地开往B地，2小时后，乙列车从B地开往A地，经过4小时与甲列车相遇．已知甲列车比乙列车每小时多行10千米．甲列车每小时行多少千米？
<gadget id="calculator">4 * 10</gadget>
<output>40</output>

<gadget id="calculator">1_000 + 40</gadget>
<output>1_040</output>

<gadget id="calculator">2 + 4 + 4</gadget>
<output>10</output>

<gadget id="calculator">1_040 / 10</gadget>
<output>104</output>

<result>104</result>