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Magoosh Bert has exactly $1.37 of loose change in his pocket, including at least one of each: a penny ($0.01), a nickel ($0.05), a dime ($0.10), and a quarter ($0.25). He reaches into his pocket and pulls out one coin at random. What is the probability that the coin is a nickel?Statement #1: There are exactly seven pennies in his pocketStatement #2: There are exactly three quarters in his pocket
Magoosh If a student is selected at random from Learngood Elementary, what is the probability that the student will be a boy?(1) There are 480 students at Learngood.(2) At Learngood, the ratio of boys to girls is 7 : 5
Magoosh M is a rectangular solid. What is the volume of M?Statement #1: The bottom face of M has an area of 28, and the front face, an area of 35.Statement #2: All three dimensions of M are positive integers greater than one.
Magoosh If Carl is 3 times as old as Bea, how old is Bea?(1) In nine years, Carl will be twice as old as Bea.(2) Six years ago, Carl was 7 times as old as Bea.
Magoosh One number, k , is selected at random from a set of 11 consecutive even integers. What is the probability that k = 10?(1) The average (arithmetic mean) of the set is zero.(2) The probability that k = 10 is the same as the probability that k = -10.
Magoosh K is a set of integers such thati) if x is in K, then 2x is in Kii) if each of x and y is in K, then x + y is in KIs 15 in K?(1) 1 is in K.(2) 3 is in K.
Magoosh Set K consists of a finite number of consecutive odd integers. If x is the smallest number in K and y is the greatest, then y - x =(1) The average (arithmetic mean) of set K is –36.(2) There are 8 numbers in set K.
Magoosh The numbers a, b, c, and d are all positive, and J = $$\frac{a}{b}$$ and K = $$\frac{c}{d}$$. Is J greater than K?Statement #1: a < b, c < d, and c > aStatement #2: a + 7 = c and b + 4 = d
Magoosh A square and a circle intersect at more than one point. Does the square have more area than the circle?Statement #1: there are exactly four intersection pointsStatement #2: at least two of the intersection points are on vertices of the square
Magoosh In the xy-coordinate system, do any points on line k lie in quadrant III?(1) Line k has y-intercept 2(2) Line k has slope $$\frac {2}{3} $$GMAT、gmat题库、gmat模考、gmat考满分
Magoosh Q is a cube. What is the volume of the cube?Statement #1: The total surface area of Q is 150 sq. cmStatement #2: The distance from one vertex through the center of Q to the opposite vertex is $$5\sqrt{3}$$
Magoosh GMAT、gmat题库、gmat模考、gmat考满分In the diagram above, O is the center of the circle and angle AOB = 144º. What is the area of the circle? Statement #1: The area of sector AOB is 40% of the area of the circle Statement #2: Arc ACB has a length of 14$$\pi$$.
Magoosh What is the value of x?Statement #1:$$(x – 5)^2$$=0Statement #2: $$(x – 3)^2$$ = 4
Magoosh GMAT、gmat题库、gmat模考、gmat考满分In the diagram above, O is the center of the circle, DC = a and DO = b. What is the area of the circle? Statement #1: $$a^2$$ – 2ab + $$b^2$$ = 36 Statement #2: a + b = 22
Magoosh P and Q are positive integers. Is P odd?Statement #1: （$$P^2$$）Q is oddStatement #2: P + Q is even
Ready4

If two numbers are selected at random from set (duplicates allowed), then what is the probability that the sum of the numbers is even?
Ready4

If x lies between 0 and 1, which of the following expressions has the minimum value?
Magoosh At the beginning of January 2003, Elizabeth invested money in an account that collected interest, compounding more frequently than a year. Assume the annual percentage rate of interest remained constant. What is the total amount she has invested after seven years?Statement #1: her initial investment was $20,000Statement #2: the account accrued 7% annual interest
Magoosh Maggie is 15 years older than Bobby. How old is Bobby?Statement #1: In 3 years, Maggie's age will be 50% larger than Bobby's age.Statement #2: Years ago, when Maggie was 25 years old, Bobby was 10 years old.
Magoosh Suppose n children are going to sit, in any order, on a row of n chairs. What is the value of n?Statement #1: If one child leaves, and one chair is removed from the row, there would be 4320 fewer arrangements of the remaining children.Statement #2: In this row, there are 5040 possible arrangements of the n children.