Xinmin Village dug a canal in winter. On the first day, 18 meters were built, which happened to be 2/15 of the full length of the canal. How long is the canal in meters?
新民村冬季挖水渠，第一天修了18米，刚好挖了这条水渠全长的(2/15)，这条水渠全长多少米？
<gadget id="calculator">2 / 15</gadget>
<output>2/15 = around 0.133333</output>

<gadget id="calculator">18 / (2/15)</gadget>
<output>135</output>

<result>135</result>