To build a road with a length of 3600 meters, it will take 24 days for Team A to complete the repair alone, and 30 days for Team B to complete the repair alone. After Team A repairs for 15 days, the rest will be jointly repaired by Team A and Team B. How many days will it take to finish the rest?
修一条长3600公路，甲队单独修完要24天，乙队单独修完要30天．甲队先修15天后，剩下的由甲乙两队合修，修完剩下的还要多少天？
<gadget id="calculator">1 / 24</gadget>
<output>1/24 = around 0.041667</output>

<gadget id="calculator">(1/24) * 15</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</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">(3/8) / (3/40)</gadget>
<output>5</output>

<result>5</result>