One job can be done by A working 8 hours and 30 days a day, and B can finish it by doing 10 hours and 22 days a day. A has to take one day off every 6 days, and B has to take one day off every 5 days. Now the two teams work together and work 8 hours a day. After 13 days (including the rest day), A will do it alone and do it every day. 6 hours, how many days did it take to complete the work?
一件工作，甲每天做8小时30天能完成，乙每天做10小时22天就能完成．甲每做6天要休息一天，乙每做5天要休息一天，现两队合做，每天都做8小时，做了13天(包括休息日在内)后，由甲独做，每天做6小时，那么完成这项工作共用了多少天．
<gadget id="calculator">13 - 2</gadget>
<output>11</output>

<gadget id="calculator">10 * 22</gadget>
<output>220</output>

<gadget id="calculator">8 * 30</gadget>
<output>240</output>

<gadget id="calculator">1 / 240</gadget>
<output>1/240 = around 0.004167</output>

<gadget id="calculator">8 / 220 / (1/240)</gadget>
<output>96/11 = around 8.727273</output>

<gadget id="calculator">11 * (96/11)</gadget>
<output>96</output>

<gadget id="calculator">240 - 96 - 96</gadget>
<output>48</output>

<gadget id="calculator">48 / 6</gadget>
<output>8</output>

<gadget id="calculator">13 + 1 + 8 + 1</gadget>
<output>23</output>

<result>23</result>