Data Sufficiency
试题详情
题目：
If k, m, and t are positive integers and 
+ 
= 
, do t and 12 have a common factor greater than 1 ?
+ = , do t and 12 have a common factor greater than 1 ?(1) k is a multiple of 3.
(2) m is a multiple of 3.
选项:
答案:
A
