361. 0.n68 中n=? (n为正整数)
1). n<5
2). 0.n68<1/n2
[确认]E
问题：不是选B吗？如果2）表达式没错，N只能为1。
368.DS The number of boys in a class and the number of the totle of boys and girls who take the course of biology is shown in the form blew, How many is all the boys and girls in the class.
表格 take biology not take biology totle
-- ------------------------------------------------------------------
boy 28
-------------- ----------------------------------------------------------
girl
-----------------------------------------------------------------------
totle 36
1. There are 15 boys who do take biology
2. The girls in the class is twice as many as the totle of boys and girls who do not take biology
[确认]B
问题；B怎么求出来能，我觉得好象应该选C。作者: tongxun 时间: 2002-12-7 00:07
0.n68<1/n2
当N=1的时候，等式不成立。
第二题：图形没变的老机警（10月的机警），选B
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