Two road repair teams, A and B, plan to work together for 24 days to complete the maintenance task of a section of road. Now, team A repairs it for 10 days first, and team B then repairs it alone for 12 days. At this time, they jointly complete 45% of the total task. If How many days can team B repair this section of road alone to complete the task?
甲、乙两个修路队，计划共同工作24天完成一段公路的维护任务，现在由甲队先修了10天，乙队接着也单独修了12天，这时共同完成总任务的45%，如果乙队单独修这段公路，多少天可以完成任务？
<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>

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

<gadget id="calculator">(1/24) * 10</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">(9/20) - (5/12)</gadget>
<output>1/30 = around 0.033333</output>

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

<gadget id="calculator">(1/30) / 2</gadget>
<output>1/60 = around 0.016667</output>

<gadget id="calculator">1 / (1/60)</gadget>
<output>60</output>

<result>60</result>