【GRE考满分题库检索】GRE 题目搜索_数学

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题目内容
For the airlines shown, what was the median of the percents of flights that were not on time in June 2007?
For which of the airlines shown was the average number of passengers per flight in June 2007 greatest?
The table shows the percent distribution of the 1,500 members of a sports club according to the amount of time they Spent exercising yesterday. Quantity A The number of club members who exercised between 1 hour and 1 hour 40 minutes yesterday Quantity B 300
The volume of a cube with each side of length $$3\sqrt{2}$$ is equal to the volume of a right circular cylinder with height $$3\sqrt{2}$$. The radius of a base of the cylinder is $$r$$. Quantity A $$r^2$$ Quantity B $$6$$
In the preceding figure, $$PQ$$ is a diameter of the circle with center $$O$$, and $$PQ$$ has length 10. The lengths of line segments $$AP, AQ, BP$$ and $$BQ$$ are $$a, b, c$$ and $$d$$,respectively. Which of the following statements must be true? Indicate all such statements
On a flat lawn, a sprinkler watered a circular region. The sprinkler used 0.623 gallon of water per square foot of lawn. If the radius of the circular region was between 6 feet and 8 feet, which of the following could be the total number of gallons of water that the sprinkler used? Indicate all such numbers.
Two sprinklers, $$R$$ and $$T$$, disperse water over separate circular regions. Sprinkler $$R$$ covers a circular region with a radius of 18 feet, while sprinkler $$T$$ covers a circular region with a radius of 4 feet. What is the ratio of the area of the region covered by sprinkler $$R$$ to the area of the region covered by sprinkler $$T$$?
The figure above shows a rectangular construction site that is enclosed on three sides by a fence that is 250 feet in length and on one side by 100 feet of river bank. What is the area, in square feet, of the site?
A complete graph is a configuration of points and line segments such that every pair of points is connected by a line segment. Which of the following is NOT a complete graph?
Quantity A The area of a quadrilateral with a perimeter of 18 Quantity B The area of a quadrilateral with a perimeter of 20
A triangular road sign with a horizontal base was redesigned as a smaller triangular road sign with a horizontal base. The base of the smaller sign is $$\frac{1}{4}$$ of the base of the original sign. The height corresponding to the base of the smaller sign is $$\frac{2}{3}$$ of the height corresponding to the base of the original sign. The area of the smaller sign is what fraction of the area of the original sign?
In the figure above, the length of line segment $$BE$$ is 16. What is the length of line segment $$AC$$?
In triangle $$ACE$$, point $$D$$ is the midpoint of side $$CE$$. Quantity A The sum of the perimeters of triangles $$ABF$$ and $$BCD$$ Quantity B The perimeter of triangle $$ACE$$
A straight 15-foot-long ladder is leaning against a vertical wall with the base of the ladder on horizontal ground 9 feet from the wall. If the base of the ladder is pulled 2 feet further from the wall, then the top of the ladder will drop $$r$$ feet along the wall. Which of the following is closest to the value of $$x$$?
$$BC$$=$$BE$$ Quantity A $$\frac{AB}{BC} Quantity B $$\frac{1}{2}
Which of the following lists give three numbers that could be the lengths of the sides of a triangle? Indicate all such lists.
$$v \lt u$$ $$x \lt y$$ Quantity A $$BC$$ Quantity B $$AD$$
Quantity A $$x$$ Quantity B 60
$$-1 \lt x \lt 0$$ Quantity A $$(x+1)^2$$ Quantity B $$\sqrt{x+1}$$
A group of 10 couples plans to rent bayside summer houses on Island X from Realtor M for a certain week. The total rental cost for the houses will be evenly distributed among the 10 couples, and each couple will have their own bedroom. If Realtor M has at least three bayside summer houses of each type available that week, what is the least possible rental cost per couple?