It takes 30 days to process a batch of parts, how many days will it take to process (1/6) of this batch of parts.
加工一批零件要30天，加工这批零件的(1/6)要用多少天．
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">30 * (1/6)</gadget>
<output>5</output>

<result>5</result>