【GMAT考满分题库检索】GMAT数学PS题库_GMAT 真题

序号	题目内容
201	If xy = 7 and x - y = 5, then $$x^{2} + y^{2} =$$
202	What is the remainder when$$ 43^{86}$$ is divided by 5?
203	What is the units digit of $$18^{47}$$?
204	If $$4^{n} + 4^{n} + 4^{n} + 4^{n} = 4^{16}$$ , then n =
205	Every person in a certain group is either a Dodgers fan or a Yankees fan, but not both. The ratio of Yankees fans to Dodgers fans is 5 to 3. If 22 Yankees fans change teams to become Dodgers fans, the ratio of Dodgers fans to Yankees fans will be 1 to 1. How many people are in the group?
206	If $$\frac{3}{4} $$of the number of women working at Company X is equal to $$\frac{2}{3}$$ of the number of men, what fraction of the employees at Company X are women?
207	If$$ 8^{n+1} + 8^{n} = 36$$, then n =
208	The system of equations has how many solutions?3x - 6y = 92y - x - 3 = 0
209	What is the perimeter of ABCDE?
210	$$If{{8-x}\over{x+1}} = x, then x^{2} + 2x - 3 =$$
211	If f(x) = $$12-{x^{2}\over{2}}$$and f(2k) = 2k, what is one possible value for k?
212	In the coordinate system above, which of the following could be the equation of line p?
213	$$If 2^{2n} + 2^{2n} + 2^{2n} + 2^{2n} = 4^{24}$$, then n =
214	If the average (arithmetic mean) of seven consecutive integers is k + 2, then the product of the greatest and least integer is
215	On a certain multiple-choice test, 9 points are awarded for each correct answer, and 7 points are deducted for each incorrect or unanswered question. Sally received a total score of 0 points on the test. If the test has fewer than 30 questions, how many questions are on the test?
216	$$5\sqrt{2}$$ percent of $${{1}\over\sqrt{200}}$$=
217	If∠CFD=85° , then what is the value of x?Note: Figure not drawn to scale
218	If the average (arithmetic mean) of x, y and 15 is 9, and the average of x, 2y and 2 is 7, then y =
219	If $$9^{2x+5} = 27^{3x-10}$$, then x =
220	In a certain school, there are 160 boys and 240 girls. If 15 percent of the boys are left-handed and 25 percent of the girls are left-handed, what percent of the school’s entire student population is left-handed?

序号

题目内容

201

If xy = 7 and x - y = 5, then $$x^{2} + y^{2} =$$

202

What is the remainder when$$ 43^{86}$$ is divided by 5?

203

What is the units digit of $$18^{47}$$?

204

If $$4^{n} + 4^{n} + 4^{n} + 4^{n} = 4^{16}$$ , then n =

205

Every person in a certain group is either a Dodgers fan or a Yankees fan, but not both. The ratio of Yankees fans to Dodgers fans is 5 to 3. If 22 Yankees fans change teams to become Dodgers fans, the ratio of Dodgers fans to Yankees fans will be 1 to 1. How many people are in the group?