A flour mill (2/3) grinds 6 tons of flour in an hour, how many hours does it take on average to grind 1 ton of flour.
一台磨面机(2/3)小时磨面粉6吨，平均磨1吨面粉要多少小时．
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/3) / 6</gadget>
<output>1/9 = around 0.111111</output>

<result>1/9 = around 0.111111</result>