Mom does the following: clean the room for 15 minutes, put the dirty clothes in the washing machine for 3 minutes, dry the clothes for 5 minutes, mop the floor for 10 minutes, and do the laundry for 25 minutes. At least how many minutes.
妈妈做下面的事：打扫房间15分钟，将脏衣服放入洗衣机3分钟，晒衣服5分钟，拖地10分钟，洗衣服25分钟．至少要多少分钟．
<gadget id="calculator">10 + 15 + 3 + 5</gadget>
<output>33</output>

<result>33</result>