There are 2 fish in the fish tank, the white cat wants 4 fish in a string, and the black cat wants 6 fish in a string, what questions can you ask? And answer.
鱼缸里有2条鱼，白猫想4条鱼穿成一串，黑猫想6条鱼穿成一串，你能提出哪些问题？并解答．
<gadget id="calculator">6 / 2</gadget>
<output>3</output>

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

<result>6</result>