數學題 100隻雞

judy

原帖由 bowling68 於 10-5-24 00:05 發表
Correct answer for Penguin chick.  
4 sets of answer.

for me, I use try and error by excel file.

The maths from a book bought in the bookstore in 深圳 last year.

另有人 post http://hk.knowledge.yah ...

三個未知數，两係式，原則上可有無限個答案。