单选题Often patients with ankle fractures that are
单选题In quadrilateral ABCD, is angle BCD a right angle?1 Angle ABC is a right angle. 2 Angle ADC is a right angle.
单选题What is the total number of integers between 100 and 200 that are divisible by 3?
单选题Of the numbers q, r, s, and t, which is greatest?1 The average arithmetic mean of q and r is s. 2 The sum of q and r is t.
单选题When 10 percent of 5,000 is subtracted from eight percent of 2,000, the difference is
单选题一个正整数的映像可由颠倒其数字得到，比如321的映像是123，那么一个五位数字和其映像的差一定能够被下面哪一个整除?
单选题In setting environmental standards for industry
单选题一个矩形长宽分别为80，50，问两条边各增加多少时矩形面积是5400?
单选题A certain brand of house paint must be purchased either in quarts at $12 each or in gallons at $18 each．A painter needs a 3-gallon mixture of the paint consisting of 3 parts blue and 2 parts white．Wha
单选题Two dices each has six sides, which represent six values 1, 2, 3, 4, 5, 6 respectively. Cast the two dices and get two values, what is the probability of one value being 2 more than the other?
单选题A certain truck traveling at 55 miles per hour gets 4．5 miles per gallon of diesel fuel consumed．Traveling at 60 miles per hour，the truck gets only 3．5 miles per gallon．On a 500-mile trip，if the truck
单选题What is the first term of a sequence of consecutive odd integers of increasing value?1The range of the sequence is 14.2The sum of the sequence is 16.
单选题An investment has been growing at a fixed annual rate of 20% since it was first made; no portion of the investment has been withdrawn, and all interest has been reinvested. How much is the investment
单选题如果某个多边形P的内角和是平行四边形O内角和的5倍，那么多边形P一共有多少个顶点?
单选题What are all of the values of x that satisfy the equation x2-2x-3=0?