The engineering team built a 500-meter-long road, and built 40 meters a day for the first 5 days. In order to speed up the progress of the project, the rest needs to be completed within 6 days. How many meters should be repaired per day?
工程队修筑一条长500米的公路，前5天每天修筑40米．为了加快工程进度，剩下的需要在6天修完，每天应修多少米？
<gadget id="calculator">40 * 5</gadget>
<output>200</output>

<gadget id="calculator">500 - 200</gadget>
<output>300</output>

<gadget id="calculator">300 / 6</gadget>
<output>50</output>

<result>50</result>