Cutting off 6 meters from a rope is exactly (1/3), what is the length of the rope in meters?
一条绳子剪去6米正好是(1/3)，这根绳子长是多少米．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">6 / (1/3)</gadget>
<output>18</output>

<result>18</result>