An engineering team plans to build a road by 50 meters per day, and it will be completed in 30 days. In fact, it will be repaired by 10 meters per day. How many days can it be completed? (Answer with proportional knowledge)
某工程队修一条公路，计划每天修50米，30天修完，实际每天多修10米，实际多少天可以修完？(用比例知识解答)
<gadget id="calculator">50 * 30</gadget>
<output>1_500</output>

<gadget id="calculator">50 + 10</gadget>
<output>60</output>

<gadget id="calculator">1_500 / 60</gadget>
<output>25</output>

<result>25</result>