【GMAT考满分题库检索】GMAT数学PS题库_GMAT 真题

序号	题目内容
101	Lindsay can paint $$\frac{1}{x}$$ of a certain room in one hour. If Lindsay and Joseph, working together at their respective rates, can paint the room in one hour, what fraction of the room can Joseph paint in 20 minutes?
102	If x + y = 3, and $$x^{2} – y^{2} = 12$$, what is the value of x – y?
103	In the rectangular coordinate plane points X and Z lie on the same line through the origin and points W and Y lie on the same line through the origin. If$$ a^{2} + b^{2} = c^{2} + d^{2} and e^{2} + f^{2} = g^{2} + h^{2}$$, what is the value of length XZ – length WY?
104	Which of the following is greater than $$\frac{3}{4} $$?
105	$$10 ^{5} – 560 $$ is divisible by all of the following EXCEPT:
106	Ben is driving on the highway at x miles per hour. (One mile equals 5,280 feet.) Ben's tires have a circumference of y feet. Which of the following expressions gives the number of revolutions each wheel turns in one hour?
107	How many units long is the straight line segment that connects the points (-1,1) and (2,6) on a rectangular coordinate plane?
108	If the side length of Square B is twice that of Square A, the area of Square B is how many times the area of Square A?
109	Which of the following is the second greatest?
110	Given the circle to the right, with center O, diameter AOB, a radius of 5, and the inscribed triangle ABC, what is the length of AC?
111	John was 27 years old when he married Betty. They just celebrated their fifth wedding anniversary, and Betty's age is now $$\frac{7}{8}$$ of John's. How old is Betty?
112	There are X girls in a class, and their average height is M inches. In the same class, there are Y boys with an average height of N inches. What is the average height of all the students in the class?
113	If $$x^{2} – 4x = 5$$, then one possible value of x – 4 =
114	In the figure to the right, what is the value of x?Note: Not drawn to scale.
115	What is the slope of the line represented by the equation x + 2y = 1?
116	Machine A, working alone at a constant rate, can complete a certain production lot in x hours. Machine B, working alone at a constant rate, can complete 1/5 of the same production lot in y hours. Machines A and B, working together, can complete$$ \frac{1}{2}$$ of the same production lot in z hours. What is the value of y in terms of x and z?
117	Two circles share a center at point C, as shown to the right. Segment AC is broken up into two shorter segments, AB and BC, with dimensions shown. What is the ratio of the area of the large circle to the area of the small circle ?
118	If a, b, c, and d are integers and$$ ab^{2}c^{3}d^{4} > 0$$, which of the following must be positive? I. $$a^{2}cd $$II. $$bc^{4}d $$III.$$ a^{3}c^{3}d^{2} $$
119	Pablo plays 3 rounds of a game, in which his chances of winning each round are$$\frac{1}{3} ,\frac{1}{6} , and\frac{1}{n}$$ , respectively. If$$ n \neq 0$$, what is the probability that Pablo wins the first two rounds, but loses the third?
120	Two buses and a van were employed to transport a class of students on a field trip. $$\frac{3}{5}$$ of the class boarded the first bus. $$\frac{2}{3}$$ of the remaining students boarded the second bus, and the rest of the students boarded the van. When the second bus broke down,$$\frac{ 1}{2}$$ of the students on the second bus boarded the first bus. What fraction of the class was on board the first bus?

序号

题目内容

101

Lindsay can paint $$\frac{1}{x}$$ of a certain room in one hour. If Lindsay and Joseph, working together at their respective rates, can paint the room in one hour, what fraction of the room can Joseph paint in 20 minutes?

102

If x + y = 3, and $$x^{2} – y^{2} = 12$$, what is the value of x – y?

103

In the rectangular coordinate plane points X and Z lie on the same line through the origin and points W and Y lie on the same line through the origin. If$$ a^{2} + b^{2} = c^{2} + d^{2} and e^{2} + f^{2} = g^{2} + h^{2}$$, what is the value of length XZ – length WY? GMAT、gmat题库、gmat模考、gmat考满分