建议使用官方纸质指南,查看对照完整题目
【OG20-P283-351题】
If r and t are three-digit positive integers, is r greater than t ?
(1)The tens digit of r is greater than each of the three digits of t.
(2)The tens digit of r is less than either of the other two digits of r.
-
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
-
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
-
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
-
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
-
xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx



假设r=abc,t=xyz
条件1:b>x,y,z,a和x无法比较,不充分
条件2:b<a,c,a和x无法比较,不充分
结合起来:a>x,r>t
题目讨论 (2条评论)

-
冲他丫的
either of the other two digits任意一个 就是比两个都小
2
0 回复 2021-10-17 15:53:09
-
贾思敏
妈的 我眼瞎了才没看到(2)The tens digit of r is less than either of the other two digits of r.这个条件是r的十位数和r的百位数、个位数之间的比较
0
0 回复 2021-09-15 13:54:59