kind of pesticide, the ratio of medicine to water quality is (1/101), the existing medicine is 5 kilograms, how many kilograms of water need to be mixed?
一种农药，药与水质量的比值是(1/101)，现有药5千克，需要和多少千克水混合？
<gadget id="calculator">1 / 101</gadget>
<output>1/101 = around 0.009901</output>

<gadget id="calculator">5 / (1/101)</gadget>
<output>505</output>

<result>505</result>