Two ships A and B set off from Shanghai to Qingdao at the same time. After 18 hours, ship A lagged behind ship B by 57.6 meters. Ship A travels 32.5 kilometers per hour, how many kilometers per hour does boat B travel? (column equation solution)
甲乙两艘轮船同时从上海出发开往青岛，经过18小时后，甲船落后乙船57.6米．甲船每小时行32.5千米，乙船每小时行多少千米？(列方程解答)
<gadget id="calculator">32.5 * 18</gadget>
<output>585</output>

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

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

<result>35.7</result>