作者seancool (sean)
看板GRE_Verbal
标题[计量] In Town X,64 percent of the population are
时间Tue Feb 24 00:25:15 2009
请问一下2题计量
1.In Town X,64 percent of the population are employed,and 48 percent
of the population are employed males, What percent of the employed
people in Town X are females??
Ans:25%
2.An equilateral triangle with the perimeter of 18 is inscribed in a
circle with center O.
col A: The area of circle O
col B:36
ANS:col.A
麻烦各位解答一下 谢谢罗 0rz
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1F：推 DOOT :1. (64-48)/64 = 25% 02/24 01:07
2F：推 DOOT :2. π(3×2/√3)^2 = 12π > 36 02/24 01:12