Two engineering teams, A and B, are laying a 360-meter-long underground pipeline. It takes 15 days for A and B to complete the laying alone, and 10 days for B to complete the laying alone. A team lays the first three days, and the rest is completed by B. , How many days will it take to shop?
甲乙两个工程队铺设一条长360米的地下管道，甲工程队单独铺需要15天完成，乙工程队单独铺需要10天完成，甲队先铺了3天后，剩下的由乙队铺完，还要铺几天？
<gadget id="calculator">360 / 15</gadget>
<output>24</output>

<gadget id="calculator">24 * 3</gadget>
<output>72</output>

<gadget id="calculator">360 - 72</gadget>
<output>288</output>

<gadget id="calculator">360 / 10</gadget>
<output>36</output>

<gadget id="calculator">288 / 36</gadget>
<output>8</output>

<result>8</result>