The ratio of a ratio is (1/5), what is the ratio if the former and the latter of the ratio are enlarged by 3 times at the same time
一个比的比值是(1/5)，将这个比的前项和后项同时扩大3倍，则这个比的比值是多少
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

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