A project, team A and team B cooperate to complete in 2 days (1/3). If A does it alone in 8 days, how many days does B do it alone?
一项工程，甲、乙两队合作2天完成(1/3)．甲单独做8天完成，乙单独做多少天完成？
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/3) / 2</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/6) - (1/8)</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">1 / (1/24)</gadget>
<output>24</output>

<result>24</result>