The engineering team plans to build a road by 35 meters per day, and it will be completed in 24 days. The actual repair is 7 meters more than planned every day. How many days will it take to complete the road?
工程队修一条公路，计划每天修35米，24天修完，实际每天比计划多修7米，实际多少天修完这条公路？
<gadget id="calculator">35 * 24</gadget>
<output>840</output>

<gadget id="calculator">35 + 7</gadget>
<output>42</output>

<gadget id="calculator">840 / 42</gadget>
<output>20</output>

<result>20</result>