It takes 12 days for team A to do a certain project alone, and 24 days for team B to do it alone. If team A and team B work together to complete the work, how many days will it take?
某项工程甲队单独做需要12天，乙单独做需要24天，若由甲，乙一起合作完成这项工作，则需要多少天？
<gadget id="calculator">1 / 12</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">1 / 24</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">(1/12) + (1/24)</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">1 / (1/8)</gadget>
<output>8</output>

<result>8</result>