Two ships, A and B, depart from Shanghai for Qingdao at the same time. After 18 hours, ship A landed 57.6Km behind ship B. Ship A travels 32.5 km per hour, how many kilometers per hour does ship B travel?
甲乙两艘轮船同时从上海出发开往青岛．经过18小时后，甲船落在乙船后面57.6Km．甲船每小时行32.5Km，乙船每小时行多少千米？
<gadget id="calculator">32.5 * 18</gadget>
<output>585</output>

<gadget id="calculator">585 + 57.6</gadget>
<output>642.6</output>

<gadget id="calculator">642.6 / 18</gadget>
<output>35.7</output>

<result>35.7</result>