It will take 10 days for A to complete a project alone. After A and B have worked together for two days, Team B still needs to work for another 10 days to complete the task. Now A will do it for 6 days first, and then Team B will do it alone. How many days will it take for Team B to complete the task?
完成一项工程，甲单独做需10天完成．甲乙共同做了两天后，还需乙队再做10天也可以完成，现在甲先做6天后，再由乙队单独做，需要多少天乙队才能完成任务？
<gadget id="calculator">1 / 10</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(1/10) * 6</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(1/10) * 2</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">2 + 10</gadget>
<output>12</output>

<gadget id="calculator">(4/5) / 12</gadget>
<output>1/15 = around 0.066667</output>

<gadget id="calculator">(2/5) / (1/15)</gadget>
<output>6</output>

<result>6</result>