After selling 20% of a basket of apples, another 6 kilograms are sold. At this time, the selling weight is exactly half of the remaining weight. How many kilograms did this basket of apples originally weigh?
一筐苹果卖掉20%后，又卖掉6千克．这时卖出的重量正好是剩下的一半．这筐苹果原来有多少千克？
<gadget id="calculator">2 / 1</gadget>
<output>2</output>

<gadget id="calculator">1 + 2</gadget>
<output>3</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">(1/3) - (1/5)</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">6 / (2/15)</gadget>
<output>45</output>

<result>45</result>