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Magoosh题集

Magoosh针对GRE考试备考材料相对可以，其推出的GMAT模考题对时间固定GMAT考生来说，老师并不建议过多时间花费在该材料上。这些题可以作为词汇拓展训练。

161 In the diagram above, O is the center of the circle and ACDE is a square. What is the area of the square?Statement #1: the circle has a radius of 2Statement #2: angle ACB = 90°
162 If k > 0 and m > 0, what is the value of ${3(k+m)+4k}\over{2k+m}$?Statement #1: k + m = 9Statement #2: k = 2m
163 In the diagram above, ∠A = ∠F = 50°, ∠B = 20°, and ∠H = 110°. What is the length of FG?Statement #1: triangle FGH has 9 times the area of triangle ABCStatement #2: HF = 9
164 What is the value of $x^4y^2-$${x^4}\over{y^2}$(1) x = 2y(2) y = 1
165 Is the point (x, y) in the Quadrant IV?Statement #1: xy > 0Statement #2: y > 0
166 Is the slope of Line 1 positive?Statement #1: The angle between Line 1 and Line 2 is 40º.Statement #2: Line 2 has a slope of 1.
167 In the diagram above, ABCD is a square with side M, and EFGH is a square with side K. What is the value of (M + K)?Statement #1: (M – K) = 9Statement #2: the area of triangle AEH is 36
168 Is $\Delta$ABC an isosceles triangle?(1) AD = DC(2) The area of$\Delta$ABD equals the area of $\Delta$BDC
169 Is quadrilateral ABCD a square?Statement #1: A = B = C = 90ºStatement #2: AB = AD
170 What is the value of x?Statement #1: $(x^2+3^2)-11(x^2+3)+28=0$Statement #2: $x^2+x-2=0$
171 What is the value of$x^2+$${1}\over{x^2}$ ?(1) $x+{{1}\over{x}}= 2$(2) $x^2-1=0$
172 A squirrel climbs a straight wire from point A to point C. If B is the midpoint of AC, how far above the ground is point B?(1) Point C is 40 feet above the ground.(2) x = 60
173 If B is the midpoint of AC, what is the length of BE?(1) ∠BAE=60°(2) CD = $\sqrt{2}$
174 In a single Epsilon trial, the probability of Outcome T is $\frac{1}{4}$. Suppose a researcher conducts a series of n independent Epsilon trials. Let P = the probability that Outcome T occurs at least once in n trials. Is P > $\frac{1}{2}?$Statement #1: n > 3Statement #2: n < 6
175 The numbers a, b, and c are all positive. If $b^2 + c^2 = 117$, then what is the value of $4a^2 + c^2?$Statement #1: 2a – b = 3Statement #2: ${{2a+b}\over{2a-b}}=7$
176 The numbers a, b, and c are all positive. If $b^2 + c^2 = 370$, then what is the value of$a^2 + c^2$?Statement #1: a – b = 3Statement #2:${ (a + b)\over(a – b)} = 7$
177 In the diagram, JKLM is a square, and P is the midpoint of KL. Is JQM an equilateral triangle?Statement #1: ∠KPQ = 90°Statement #2: ∠JQP = 150°
178 If$x^2 + 2xwy + 3wy^2 = 144$, and if x & y & w are all positive, then what is the value of (x + 3y)?Statement #1: x + 2y = 11Statement #2: w = 3
179 If x and y are positive integers, is y a prime number?(1) xy is a prime number.(2) $y^2$ is even.
180 The numbers a, b, and c are all non-zero integers. Is a > 0?Statement #1: $b^2 = a$Statement #2:$\sqrt{c}=a$

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