It has been 8 days to build a 387.4-meter-long road, with an average of 25.4 meters per day. The rest is planned to be completed in 6 days. How many meters will be repaired per day?
修一条387.4米长的公路，已经修了8天，平均每天修25.4米，剩下的计划6天修完，每天要修多少米？
<gadget id="calculator">25.4 * 8</gadget>
<output>203.2</output>

<gadget id="calculator">387.4 - 203.2</gadget>
<output>184.2</output>

<gadget id="calculator">184.2 / 6</gadget>
<output>30.7</output>

<result>30.7</result>