At 9:00, a car travels from place A to place B, which is 1200 kilometers away, at a speed of 50 kilometers per hour. At 1:00 pm, a train travels from place B to place A. The speed of this train is the speed of the car. 3 times, what time do the two cars meet?
一辆汽车9：00以每小时50千米的速度从甲地开往相距1200千米的乙地，下午1：00，一列火车从乙地开往甲地，这列火车的速度是汽车的3倍，几点钟两车相遇？
<gadget id="calculator">13 - 9</gadget>
<output>4</output>

<gadget id="calculator">50 * 4</gadget>
<output>200</output>

<gadget id="calculator">1_200 - 200</gadget>
<output>1_000</output>

<gadget id="calculator">50 * 3</gadget>
<output>150</output>

<gadget id="calculator">50 + 150</gadget>
<output>200</output>

<gadget id="calculator">1_000 / 200</gadget>
<output>5</output>

<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<result>6</result>