There are two bookshelves A and B.There are 450 bookon them.If we take 25 vbooks from A to B,the numbers of the books are the same.Do you know how many books there are on bookself A and bookself B originally?
热心网友
a250b200
热心网友
A:250 B:200
There are two bookshelves A and B.There are 450 bookon them.If we take 25 vbooks from A to B,the numbers of the books are the same.Do you know how many books there are on bookself A and bookself B originally?
a250b200
A:250 B:200