首页
/
每日頭條
/
教育
/
雞兔同籠最簡單的公式
雞兔同籠最簡單的公式
更新时间:2024-07-08 06:53:19

  1、已知雞和兔共有15隻,共有40隻腳雞和兔各有幾隻。

  2、假設雞和練有素,吹一聲哨,它起一隻腳,(40-15=25) ,再吹一聲哨,它們又擡起一隻腳,(25-15=10),這時雞都一屁股坐地上了,兔子還兩隻腳立着。所以,兔子有10/2=5隻,雞有15-5=10隻。

  3、兔子有幾隻=腳數÷2-總數【僅限于2腳和4腳】。兔子有幾隻=(總腳數-總數×雞的腳數)÷(兔的腳數-雞的腳數)【此公式萬能】。

Comments
Welcome to tft每日頭條 comments! Please keep conversations courteous and on-topic. To fosterproductive and respectful conversations, you may see comments from our Community Managers.
Sign up to post
Sort by
Show More Comments
Copyright 2023-2024 - www.tftnews.com All Rights Reserved