Xiaoying wants to help her mother with the following things on Sunday: It takes 25 minutes to wash clothes with the washing machine, 10 minutes to sweep the floor, 20 minutes to tidy the room, and 3 minutes to dry the clothes. She has made reasonable arrangements to do these things, How many minutes will it take at least.
小英星期天想帮妈妈做以下几件事情：用洗衣机洗衣服要用25分钟，扫地要用10分钟，整理房间要用20分钟，晾衣服要用3分钟，她经过合理统筹安排做这些事，至少要花多少分钟．
<gadget id="calculator">10 + 20 + 3</gadget>
<output>33</output>

<result>33</result>