单选题If n is an integer greater than 2, which of the following CANNOT be all even integer?
单选题Ythex has developed a small diesel engine that
单选题In the figure above, the area of the circular region with center O is 16π, if AB=AC, what is the length of AB?
单选题All trainees in a certain aviator training program must take both a written test and a flight test. If 70 percent of the trainees passed the written test, and 80 percent of the trainees passed the fli
单选题The averagearithmetic meanof M consecutive odd integers is 10. What is the smallest number in the sequence?1The range of the M consecutive odd integers is 14.2The greatest number of the M consecutive
单选题Is x equal to 1?1x2=12x2+x-2=0
单选题If a, b, and c are positive integers, can the product of then be multiple of 24?1a, b, c are consecutive integers.2a is an even number.
单选题If a solid pyramid has 4 vertices and 4 faces, how many edges does the pyramid have?
单选题Which of the following CANNOT be expressed as the product of exactly 3 consecutive positive integers?
单选题有5个考官给8个考生打分，分数从1分到10分，如果8个考生的得分分别为25、30、13、34、15、48、36和35，那么至少得了一个或者一个以上7分的考生数是多少?
单选题A certain number of people wait in line at a bank until served. How many people are presently in line?1 If 2 more people joined the line and none of those currently waiting were served, there would be
单选题The sum of the ages of Doris and Fred is y years．If Doris is 12 years older than Fred，how many years old will Fred be y years from now，in terms of y?
单选题Ten years ago the number of taxpayers in
单选题Which of the following most logically completes
单选题有30个人申请KH厂的财务总监职位，鉴于KH厂在新闻界的影响，有许多报纸报道了这一重大人事变动。其中一个报道说第一次面试后录取范围缩小到少于5名候选人，而另外一个报道宣称第一次面试后淘汰了少于27名申请者，假如这两个报道都是正确的，那么如果x个申请者在第一次申请后被淘汰，x可能的值是多少?
单选题If K is a positive integer less than 10 and N = 4,321 + K, what is the value of K ?1 N is divisible by 3. 2 N is divisible by 7.
单选题If x + y+z0, is z 1 ?1 zx + y+12 x+y+10