job is completed in 3 days (1/4), and B alone takes 16 days to repair it. After A and B work together for 6 days, B has another task, how many days will A have to complete the remaining work?
一项工作，甲3天完成(1/4)，乙单独修要16天，甲乙合做6天后，乙另有任务调走，余下的工作甲还要几天完成？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) / 3</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">1 / 16</gadget>
<output>1/16 = around 0.0625</output>

<gadget id="calculator">(1/12) + (1/16)</gadget>
<output>7/48 = around 0.145833</output>

<gadget id="calculator">(7/48) * 6</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">1 - (7/8)</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">(1/8) / (1/12)</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>