There are more than 200 countries in the world, among which there are more than 110 countries with water shortage, and more than 40 countries with severe water shortage. The countries with water shortage account for about the total number of countries in the world.
全世界共有200多个国家，其中缺水的国家有110多个，严重缺水的国家有40多个，缺水的国家约占全世界国家总数的多少
<gadget id="calculator">110 / 200</gadget>
<output>11/20 = around 0.55</output>

<result>11/20 = around 0.55</result>