(11/12) of a number is (1/6), find this number.
一个数的(11/12)是(1/6)，求这个数．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">11 / 12</gadget>
<output>11/12 = around 0.916667</output>

<gadget id="calculator">(1/6) / (11/12)</gadget>
<output>2/11 = around 0.181818</output>

<result>2/11 = around 0.181818</result>