2020年新版GRE机经易错题.docxVIP

精选资料，欢迎下载 精选资料，欢迎下载 How many such nu mbers in 1-100 that whe n divided by 5 the rema in der is 3, and divided by 6 the rema in der is 2? A： 2 B: 3 C: 4 D: 5 E: 6 n n 2 Qua ntity A The sta ndard deviati on of {2,2,2 ,n} Qua ntity B The sta ndard deviati on of {2,n,n,n} A： Quantity A is greater.B: Quantity B is greater.C: The two quantities are equal.D： A： Quantity A is greater. B: Quantity B is greater. C: The two quantities are equal. D： The relati on ship cannot be determ ined from the in formatio n give n. What is the 57 digit to the right of the decimal point of A： 2 B: 8 C: 5 D: 7 E: 1 4. CD = 6, poi nt A lies on line CD, poi nt B is n ot o n line CD, where 1 the range of area of tria ngle BCD? A： 3 B: 4 C: 5 D: 6 E: 8 AB 2, what 5.Tria ngle ABC has an acute an gle C, AC=3, BC=4,whatthe value range of line AB?A： 5.Tria ngle ABC has an acute an gle C, AC=3, BC=4,what the value range of line AB? A： 1 B: 2 C: 3 D： 4 E: 5 6. A man walks from point A to point B on the recta ngular grids show n. He could only choose to walk n orth or east at any corner, what the probability of choos ing a path via point C? A：— B:— C:- D：- E:- ,where a and b are both in tegers, what is the possible value of a+b A: 9 B: 12 C: 15 D: 17 E: 29 F: 100 G: 106 H: 109 itselfk is an odd in teger which is greater tha n 100, d is a divisor other tha n k itself Qua ntity A Qua ntity B A： Quantity A is greater. B: Quantity B is greater. C: The two quantities are equal. D： The relati on ship cannot be determ ined from the in formatio n give n. There are 30 pen cils in 5 differe nt colors, 6 pen cils in each color, how many pen cils we n eed to pick to guara ntee that every color has at least 2 pen cils? A： 24 B: 25 C: 26 D: 27 E: 28 A atte ndedhow manyA 10-day long course, in the analysis of attendance for three students for 8 days, B attended for 7 days, C attended for 6 days, among which only 1 day all of them atte nded. How many days at least two stude nts atte nded? A atte nded how many A