commodity store has 200 bottles of beer and 132 bottles of soda. Every day, 14 bottles of beer and 14 bottles of soda are sold. After how many days, the remaining beer is three times that of soda.
某个商品店，有啤酒200瓶，汽水132瓶，每天卖出去啤酒和汽水各14瓶，多少天后剩下的啤酒是汽水的3倍．
<gadget id="calculator">3 * 132</gadget>
<output>396</output>

<gadget id="calculator">396 - 200</gadget>
<output>196</output>

<gadget id="calculator">3 * 14</gadget>
<output>42</output>

<gadget id="calculator">42 - 14</gadget>
<output>28</output>

<gadget id="calculator">196 / 28</gadget>
<output>7</output>

<result>7</result>