Two cars, A and B, leave from A and B respectively at the same time. After 9 hours, the two cars meet and continue to drive. Car B travels for another 15 hours to reach A. How many hours does it take for A to reach B? land?
甲、乙两辆汽车分别同时从A、B两地相对开出，经过9小时两车相遇，然后两个继续行驶，乙车再行驶15小时到达A地，那么甲车再行驶多少小时到达B地？
<gadget id="calculator">5 + 3</gadget>
<output>8</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">(5/8) / 9</gadget>
<output>5/72 = around 0.069444</output>

<gadget id="calculator">(3/8) / (5/72)</gadget>
<output>27/5 = around 5.4</output>

<result>27/5 = around 5.4</result>