There was originally 80 catties of oil in the barrel, and 240 catties of oil were added later. How many times the weight of the oil in the barrel is now.
桶中原有80斤油，后又加进240斤油．现在桶中的油的重量是原来的多少倍．
<gadget id="calculator">80 + 240</gadget>
<output>320</output>

<gadget id="calculator">320 / 80</gadget>
<output>4</output>

<result>4</result>