A basket of apples has 5 kilograms left after selling (2/3), how many kilograms are there in this basket of apples, and what is the correct formula
一筐苹果，售出(2/3)后还剩5千克，求这筐苹果共有多少千克，正确的算式是多少
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">1 - (2/3)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">5 / (1/3)</gadget>
<output>15</output>

<result>15</result>