数学是GMAT考试的一个组成部分,为了不便于大家更好的进行练习,小编为大家带来了GMAT备考资料之数学题目+答案,大家可以对以下
1、There are 8 magazines lying on a table; 4 are fashionmagazines and the other 4 are sports magazines. If 3 magazines are to be selected at random from the 8 magazines, whatis the probability that at least one of the fashion magazines will be selected?
A. 1/2
B. 2/3
C. 32/35
D. 11/12
E. 13/14
参考答案:E
题目翻译:桌子上八本杂志,四本时尚四本体育。随机三本,至少一本时尚的几率。
题目全解:1减去一本时尚没有的几率=1-(4/8)*(3/7)*(2/6)=13/14。
2、 What is theremainder when the two digit, positive integer x is divided by 3?
(1) The sum of the digits of x is 5.
(2) The remainder when x is divided by 9 is 5.
A.Statement (1) ALONE is sufficient, but statement (2) alone is notsufficient.
B.Statement (2) ALONE is sufficient, but statement (1) alone is notsufficient.
C. BOTH statementsTOGETHER are sufficient, but NEITHER statement ALONE issufficient.
D. EACHstatement ALONE is sufficient.
E.Statements (1) and (2) TOGETHER are NOT sufficient.
参考答案:D
题目翻译:两位数正数x被3除,余数是多少咧?
题目全解:1. Possible choices - 14,41,23,32,50. All give remainder 2 when divided by 3. So, sufficient.
2. Take for example 14 or any other no. which gives remainder 5 when divided by 9, it will always give remainder 2 when divided by 3. So, sufficient.
3、 In June1989, what was the ratio of the number of sales transactions made by Salesperson X to the number of sales transactions made by Salesperson Y?
(1) InJune 1989, Salesperson X made 50 percent more sales transactions than Salesperson Y did in May 1989.
(2) InJune 1989, Salesperson Y made 25 percent more sales transactions than in May1989.
A.Statement (1) ALONE is sufficient, but statement (2) alone is notsufficient.
B.Statement (2) ALONE is sufficient, but statement (1) alone is notsufficient.
C. BOTH statementsTOGETHER are sufficient, but NEITHER statement ALONE issufficient.
D. EACHstatement ALONE is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.
参考答案:C
题目翻译:1989年6月, X和Y 的销售比例是多少?
题目全解:Xj = June Sales for X
Yj = June Sales for Y
Xm = May Sales for X
Ym = May Sales for Y
Looking for Xj / Yj
(1) Xj = 1.5*Ym INSUFFICIENT
(2) Yj = 1.25 Ym INSUFFICIENT
Together, Xj / Yj = 1.5 / 1.25
以上是小编为大家分享的GMAT备考资料之数学题目+答案,希望能够对大家备考GMAT有帮助。