For a basket of bananas, the weight of the basket is (1/12) the weight of the bananas. After selling 19 kilograms, the weight of the remaining bananas is 2 (1/2) times the weight of the basket. How many kilograms of bananas are there in the basket?
一筐香蕉，筐的重量是香蕉重量的(1/12)，卖掉19千克后，剩下香蕉重量是筐重的2(1/2)倍．原来筐内有香蕉多少千克？
<gadget id="calculator">19 / 9.5</gadget>
<output>2</output>

<gadget id="calculator">9.5 / 9.5</gadget>
<output>1</output>

<gadget id="calculator">2 / 1</gadget>
<output>2</output>

<gadget id="calculator">2 * 12</gadget>
<output>24</output>

<result>24</result>