Teacher Wang has to do three things after getting up every morning: listen to the news for 20 minutes, wash for 10 minutes, and eat breakfast for 15 minutes. How many minutes does she need to finish these things?
王老师每天早晨起床后要做三件事：听新闻20分，洗漱10分，吃早点15分，她做完这些事至少需要多少分．
<gadget id="calculator">10 + 15</gadget>
<output>25</output>

<result>25</result>