The following △, ○, □ each represent a number, if △+△+△=36, □*△=240, ○/□=6, then ○=how much.
下面的△，○，□各代表一个数，如果△+△+△=36，□*△=240，○/□=6那么○=多少．
<gadget id="calculator">240 / 12</gadget>
<output>20</output>

<gadget id="calculator">20 * 6</gadget>
<output>120</output>

<result>120</result>