There is a Siberian tiger in Shenzhen Zoo weighing 200 kilograms, and a bison is three times the weight of the Siberian tiger. How heavy is this bison?
深圳动物园有一头东北虎重200千克，一头野牛的体重是东北虎的3倍，这头野牛有多重？
<gadget id="calculator">200 * 3</gadget>
<output>600</output>

<result>600</result>