It takes 16 more days for team A to complete a task alone than for two teams to cooperate, and it takes 9 days longer for team B to complete it alone than for two teams to complete it together. How many days will it take?
一项工作，甲队单独完成比两队合作完成要多用16天，乙队单独完成要比两队合作完成多用9天，求如果按甲队做一天，乙队做一天的顺序去完成，一共需要多少天？
<gadget id="calculator">2 * 12</gadget>
<output>24</output>

<result>24</result>