The engineering team repaired a road, and built 20 meters on the first day, and then every day it repaired 5 meters more than the previous day. How many meters did the engineering team repair?
工程队修一条路，第一天修了20米，后来每一天都比前一天多修5米．工程队第五修了多少米？
<gadget id="calculator">5 - 1</gadget>
<output>4</output>

<gadget id="calculator">4 * 5</gadget>
<output>20</output>

<gadget id="calculator">20 + 20</gadget>
<output>40</output>

<result>40</result>