Xiaoming and Xiaoli walked around the school playground. They started from the same place at the same time. When they met for the first time, Xiaoming walked around (3/5). Knowing that Xiaoli took 9 minutes to walk around, they met again How many minutes did they go?
小明个小丽绕着学校操场散步，他们同时从同一地点出发，相背第一次相遇时，小明走了一圈的(3/5)，已知小丽走一圈需要9分钟，再次相遇时他们走了多少分钟？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">9 * (2/5)</gadget>
<output>18/5 = around 3.6</output>

<result>18/5 = around 3.6</result>