The engineering team repaired a canal. It was originally planned to repair 25 meters per day, and it could be completed in 12 days. Actually, it was 30 meters per day, how many days can it be completed? (solution with equation)
工程队修一条水渠，原计划每天修25米，12天可以修完；实际每天修30米，多少天可以修完？(用方程解答)
<gadget id="calculator">25 * 12</gadget>
<output>300</output>

<gadget id="calculator">300 / 30</gadget>
<output>10</output>

<result>10</result>