Xiaohong has to do these things by herself: wash rice for 1 minute, cook for 15 minutes, wash vegetables for 5 minutes, and cook vegetables for 8 minutes. How many minutes does it take her to finish these things?
小红要自己做这些事情：淘米1分钟，煮饭15分钟，洗菜5分钟，炒菜8分钟，她做完这些事情至少需要多少分钟．
<gadget id="calculator">1 + 15 + 8</gadget>
<output>24</output>

<result>24</result>