To build a road with a length of 4.8 kilometers, 0.48 kilometers have been repaired in the first 4 days. According to this calculation, how many days will it take to complete the road? What is the column
修一条长4.8千米的公路，前4天已修0.48千米，照这样计算，还要多少天才能完成这条公路？列式为多少
<gadget id="calculator">0.48 / 4</gadget>
<output>0.12</output>

<gadget id="calculator">4.8 / 0.12</gadget>
<output>40</output>

<gadget id="calculator">40 - 4</gadget>
<output>36</output>

<result>36</result>