The engineering team repaired 150 meters on the first day, 210 meters on the second day, 180 meters on the third day, and 160 meters on the fourth day. How many meters are repaired on average per day?
工程队修路，第一天修150米，第二天修210米，第三天修180米，第四天修160米，平均每天修多少米？
<gadget id="calculator">150 + 210 + 180 + 160</gadget>
<output>700</output>

<gadget id="calculator">700 / 4</gadget>
<output>175</output>

<result>175</result>