下面为大家整理了,供考生们参考,以下是详细内容。
36、某百货商店的一种商品营业额即商品的售价乘以该商品的销售量。商品在促销期售价比上个月下降10%,该月销量较上月增10%,问:促销月营业额较上月变化幅度?
A.上升10%;
B.上升1%;
C.下降10%;
D.下降1%;
E.没升也没降;
【答案】D
【思路】100%=-1%
37、欲从26个字母中抽取字母组成三位数的密码,密码的中间字母只能为元音字母,密码前后两个字母是不同的非元音字母。问:可组成多少种不同的密码?
【答案】2100
【思路】CP,2)
38、2^N是10!的因子,问:N值最大为多少?
【答案】8
【思路】10!展开,10=2^15, 8=2^35, ..., N=1+3+1+2+1
39、x,y,z是连续整数,问x是否为偶数?
xz是偶数;
xyz可被4整除;
【答案】A
【思路】去2,3,4 and 3 4 5验证即可。
40、R,S,T,2,4,5,前三个数之和是第四个数,求R是多少?
【答案】0
【思路】解如下方程即可:
T+2+4=5---T=-1
S+T+2=4---S=3
R+S+T=2---R=0
以上就是的详细内容,考生可针对文中介绍的方法进行有针对性的备考。最后预祝大家在GMAT考试中取得好成绩!
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