The two trains leave at the same time from two places 1313 kilometers away from each other. After 3 hours, the distance between them is still 307 kilometers. How many hours later will the two trains meet?
两辆火车同时从1313千米的两地相向开出，3小时后还相距307千米，再经过几小时两车相遇？
<gadget id="calculator">1_313 - 307</gadget>
<output>1_006</output>

<gadget id="calculator">1_006 / 3</gadget>
<output>1_006/3 = around 335.333333</output>

<gadget id="calculator">307 / (1_006/3)</gadget>
<output>921/1_006 = around 0.915507</output>

<result>921/1_006 = around 0.915507</result>