Xiao Lian took a basket of corn to the bazaar to exchange for rice. For every 2 kg of corn that came in, she exchanged for 1 kg of rice. It was exactly 20 kg with the basket and the corn, so the vendor weighed 10 kg with the basket and rice for Xiao Lian. In this process, Xiaolian will always lose money. If the basket weighs a kilogram, how many kilograms of rice will Xiaolian lose.
小莲提一篮玉米到集贸市场去兑换大米，每来2千克玉米兑换1千克大米，用称一称连篮子和玉米恰好20千克，于是商贩连篮子和大米给小莲共称10千克，在这个过程总小莲亏了，如果篮子重a千克，小莲亏了多少千克大米．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>