It takes 24 days for team A to complete a project alone, and 30 days for team B. Now after 10 days of cooperation between teams A and B, team B is transferred to other places to help, and the rest of the project is completed by team A alone. How many days will it take to complete the whole project?
单独完成一项工程，甲队要24天，乙队要30天．现在甲、乙两队合作10天后，乙队调到其他地方帮忙，剩下工程由甲队单独完成，还需多少天可以完成全工程？
<gadget id="calculator">1 / 24</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">1 / 30</gadget>
<output>1/30 = around 0.033333</output>

<gadget id="calculator">(1/24) + (1/30)</gadget>
<output>3/40 = around 0.075</output>

<gadget id="calculator">(3/40) * 10</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">1 - (3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) / (1/24)</gadget>
<output>6</output>

<result>6</result>