The engineering team repaired a canal and built 100 meters in 5 days. According to the work efficiency, it will take 60 days to complete the canal. How long is the canal? (Solve with ratio)
工程队修一条水渠，5天修了100米，照这样的工效，修完这条水渠要用60天，这条水渠长多少米？(用比例解)
<gadget id="calculator">60 * 100</gadget>
<output>6_000</output>

<gadget id="calculator">6_000 / 5</gadget>
<output>1_200</output>

<result>1_200</result>