The sailboat travels 210 meters per minute, and the speed of the ship is three times that of the sailboat. What is the speed of the ship?
帆船每分钟行210米，轮船速度是帆船的3倍，轮船的速度是多少？
<gadget id="calculator">210 * 3</gadget>
<output>630</output>

<result>630</result>