数学代数问题..
来源:百度知道 编辑:UC知道 时间:2024/08/22 12:55:00
1.If 3 chickens can lay 10 eggs in 4 days,how manyegs can 2 chickens lay per day?
2.If "X" chickens can lay "Y" eggs in "d" days,how many eggs can 1 chicken lay per day?
3.-4+11/12(十二分之十一)=?
谢谢亲们帮忙解下这几道题,请回答的时候每道题都有过程。
2.If "X" chickens can lay "Y" eggs in "d" days,how many eggs can 1 chicken lay per day?
3.-4+11/12(十二分之十一)=?
谢谢亲们帮忙解下这几道题,请回答的时候每道题都有过程。
1. 2*(10/(3*4))=5/3
2. Y/(X*d)
3. -4+11/12=-48/12+11/12
=(-48+11)/12
=-37/12
=-3 1/12(负3又12分之1)
1;平均每只鸡每天能下10/12只蛋,2只鸡每天下10/6只鸡蛋,也就是5/3只
2;同上解题思路,答案是Y/X*d只
3;(-37)/12=3.08333333(3循环)