问题描述：
GRE数学：
If r and s are positive integers,each greater than 1,and if 11(s-1)=13(r-1),which is the least possible value of r+s?
A,2 B,11 C,22 D,24 E,26
If r and s are positive integers,each greater than 1,and if 11(s-1)=13(r-1),which is the least possible value of r+s?
A,2 B,11 C,22 D,24 E,26
问题解答：
我来补答展开全文阅读