Cars A and B are driving opposite each other. If they drive at the same time, they will meet for 6 hours. If car A drives for 1 hour, then car B will leave. After another 27/5 hours, the two cars will meet. How many hours does the whole trip take?
甲乙两车从两地相对行驶，如果同时开出6小时相遇；如果甲车开出1小时，乙车才开出，再过27/5小时两车相遇．甲车行全程要多少小时？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">27 / 5</gadget>
<output>27/5 = around 5.4</output>

<gadget id="calculator">(1/6) * (27/5)</gadget>
<output>9/10 = around 0.9</output>

<gadget id="calculator">1 - (9/10)</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 / (1/10)</gadget>
<output>10</output>

<result>10</result>