GWD GMAT数学2道1,If y is the smallest positive integer such that 3,150 multiplied by y is the square of an integer,then y must beA.2B.5C.6D.7E.14第二题如图（此题是不是错了?）

GWD GMAT数学2道1,If y is the smallest positive integer such that 3,150 multiplied by y is the square of an integer,then y must beA.2B.5C.6D.7E.14第二题如图（此题是不是错了?） 现在GMAT数学和GWD的数学比怎么样?如题啦 GMAT的GWD题,数学错8道,语文错16道,能的多少分啊 GWD管卫东 GMAT 第10数学第25 求讲解 先谢过 ……Q25:If the sequence x1,x2,x3,…,xn,… is such that x1 = 3 and xn+1 = 2xn – 1 for n ≥ 1,then x20 – x19 =5个选项分别是 2的19次方,2的20次方,2的21次方,2的20次方-1,2的 GWD管卫东GMAT 第7套题 If x is a positive integer,is theremainder 0 when 3^X + 1 is divided by 10?（X是指数,我电脑表示不出来）(1) x = 4n + 2,where n is apositive integer.(2) x> 4A.Statement (1) ALONE is sufficient,but statement (2) GWD管卫东 GMAT 第8套 求讲解 先谢过Q9:If an integer n is to be chosen at random from the integers 1 to 96,inclusive,what is the probability that n(n + 1)(n + 2) will be divisible by A.1/4 B.3/8C.1/2D.5/8 E.3/4 GMAT数学题,GWD中的一道有关质因子数计算The positive integer k has exactly two positive prime factors,3 and 7.If k has a total of 6 positive factors,including 1 and k,what is the value of (1) is a factor of k.(2) is NOT a factor of k.. gmat数学DS部分 prep上的一道题,gmat数学DS部分 prep上的一道题,也看不到答案.177.If x and y are positive integers,what is the value of xy (1) The greatest common factor of x and y is 10.(2) The least common multiple of x and y is GMAT管卫东GWD 2套 数学部分第6题 求牛人给我讲解一下图是一个半圆 说是一个隧道的横截面那道 半圆的直径是20 正确答案是B 但是我觉得应该是A…… Q6:The figure above shows the dimensions of a semicircu GMAT gwd练习书gwd的书后除了答案,有没有讲解? GMAT中提到的PREP和GWD是什么?如题 GMAT的GWD套题和管卫东有什么关系? 跪求GMAT--GWD的逻辑答案哦·跪谢 gmat的gwd数学错5个,verbal错15个,大概在什么水平?要上700大概要什么水平? GWD管卫东 GMAT 第8套 数学第29题 求讲解 但是右上角有个※ 是有争议的意思么?Q29:The annual rent collected by a corporation from a certain building was x percent more in 1998 than in 1997 and y percent less in 1999 than in 199 GMAT数学一道Q10:A set of numbers has the property that for any number t in the set,t + 2 is in the set.If –1 is in the set,which of the following must also be in the set?I-3II1III5A.I onlyB.II onlyC.I and II onlyD.II and III onlyE.I,II,and III 问一道GMAT数学?If 500 is the multiple of 100 that is closest to x and 400 is the multiple of 100 that is closest to y,which multiple of 100 is closet to x+y?(1) x+y(2) y GMAT数学求解If x, y, z areinteger and xy+z is an odd integer, is x an even integer?1) xy+xz is an even integer2) y+xz is an odd integer