单选题There are five numbers in a list, the first number is less than 4, the second number is between 4 and 5, the third number is 6, the fourth number is between 10 and 20, the fifth number is greater than
单选题In an auditorium，360 chairs are to be set up in a rectangular arrangement with X rows of exactly Y chairs each．If the only other restriction is that 10＜x＜25． how many different rectangular arrangement
单选题三条直线能够把一个圆的内部最多分成多少个没有重叠部分的区域?
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