作者spplen (起步向学走)
看板GMAT
标题[问题] PP2-DS-80
时间Sat Mar 8 18:10:04 2008
问题如下：
If x and y are positive integers such that x = 8y + 12, what is the greatest
common divisor of x and y ?
(1) x = 12u, where u is an integer.
(2) y = 12z, where z is an integer.
ans.B
麻烦解答了!谢谢!
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1F：推 romu:看不懂(1)和(2)的差别..有高手可以帮忙解答吗 QQ" 03/08 22:12