Xiaoli and Xiaohan ride bicycles from places A and B towards each other at the same time. It takes Xiaoli 6 hours to complete the whole journey of AB. When Xiaoli and Xiaohan meet, the ratio of distance traveled is 3:2. When they meet, Xiaoli travels 18 kilometers longer than Xiaohan. How many kilometers does Xiaohan travel per hour?
小丽和小寒两个人骑自行车从A、B两地同时相向而行．小丽行完AB全程要6小时，小丽、小寒相遇时所行的路程比是3：2，相遇时小丽比小寒多行18千米．求小寒每小时行多少千米？
<gadget id="calculator">3 - 2</gadget>
<output>1</output>

<gadget id="calculator">18 / 1</gadget>
<output>18</output>

<gadget id="calculator">3 + 2</gadget>
<output>5</output>

<gadget id="calculator">18 * 5</gadget>
<output>90</output>

<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">6 * (3/2)</gadget>
<output>9</output>

<gadget id="calculator">90 / 9</gadget>
<output>10</output>

<result>10</result>