The distance between A and B is 7200 meters. A and B set off from A and B at the same time and meet at a distance of 2400 meters from B. If B’s speed is tripled, the two can meet 10 minutes earlier. What is the speed of A in meters per minute?
A、B两地相距7200米，甲乙分别从A、B两地同时出发，结果在距离B地2400米处相遇，如果乙的速度提高到原来的3倍，那么两人可提前10分钟相遇，甲的速度是每分钟行多少米？
<gadget id="calculator">7_200 - 2_400</gadget>
<output>4_800</output>

<gadget id="calculator">4_800 / 2_400</gadget>
<output>2</output>

<gadget id="calculator">2 + 3</gadget>
<output>5</output>

<gadget id="calculator">7_200 / 5</gadget>
<output>1_440</output>

<gadget id="calculator">1_440 * 2</gadget>
<output>2_880</output>

<gadget id="calculator">4_800 - 2_880</gadget>
<output>1_920</output>

<gadget id="calculator">1_920 / 10</gadget>
<output>192</output>

<result>192</result>