The ratio of a ratio is (2/5). If the former term remains unchanged and the latter term is multiplied by (1/3), what is the ratio.
一个比的比值是(2/5)，如果前项不变，后项乘(1/3)，则比值是多少．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">5 * (1/3)</gadget>
<output>5/3 = around 1.666667</output>

<gadget id="calculator">2 / (5/3)</gadget>
<output>6/5 = around 1.2</output>

<result>6/5 = around 1.2</result>