A basket of apples weighs 70 kilograms. After half of the basket is sold, the weight of the basket is 36 kilograms. What is the weight of the apples?
一筐苹果连筐共重70千克，卖掉一半后连筐重36千克，苹果重多少千克．
<gadget id="calculator">36 * 2</gadget>
<output>72</output>

<gadget id="calculator">72 - 70</gadget>
<output>2</output>

<gadget id="calculator">70 - 2</gadget>
<output>68</output>

<result>68</result>