A TV series for children needs to be played for 240 minutes in total, from 18:00 to 18:40 every day, how many days can it be finished?
一部儿童电视剧共要播放240分钟，每天从18：00播放至18：40，多少天可以播放完．
<gadget id="calculator">240 / 40</gadget>
<output>6</output>

<result>6</result>