The ratio of two numbers is (1/5), if the two numbers are multiplied by 5 at the same time, what is the ratio?
两个数的比值是(1/5)，把这两个数同时扩大5倍，比值是多少．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>