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If r, s, and t are all positive integers, what is the remain
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Is sqrt(x) a prime number ?
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If 2xy + z = 9, what is the value of the positive integer z?
If 2xy + z = 9, what is the value of the positive integer z?(1) xyz - z^2 = 0(2) x + y - 3z = -5
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In the xy-plane , line l intersects a circle with center
In the xy-plane , line l intersects a circle with center at origin.Is the slope of line l equal to zero?1) line l passes through second quadrant.2) line l is perpendicular to the tangent of the circle.
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If g(x) = ax^5 + bx^3 + 1, and g(5) = 10, then g(–5) =?
If g(x) = ax^5 + bx^3 + 1, and g(5) = 10, then g(5) =?(A) 10(B) 8 (C) 6(D) 0(E) 4
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Combinatorics
Here is a schematic presentation of how Combinatorics work. Ask yourself two questions.First, Does the order in which thing are done (or items are selected) matter in this question. If the answer is...
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A dessert recipe calls for 50% melted chocolate and 50% rasp
Q) A dessert recipe calls for 50% melted chocolate and 50% raspberry puree to make a particular sauce. A chef accidentally makes 15 cups of the sauce with 40% melted chocolate and 60% raspberry puree...
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Simultaneous equations
Four friends Laura, Nancy, James and Simon buy some pencils, pens and erasers from a shop. Laura buys 5 pencils, 6 pens, and 1 eraser for $17.50. Nancy buts 3 pens, 3 pencils, and 2 erasers for $ 10....
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Inequality with absolute values
Hi folks,I am looking for a good way to approach inequality problems that involve absolute value ratios, as given below. Any help is greatly appreciated. Problem:\frac{(x^2+6x-7)}{|x+4|} <...
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Going from Q48/49 to Q50/51
I'm currently scoring around Q49 in my mocks. I have solved the MGMAT books including advanced quant and the 300+ question doc file. Are there any other resources that could help max my score?Thanks
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The inflation index in Canada for the year 2008 relative to
The inflation index in Canada for the year 2008 relative to the year 2000 was 4, indicating that, the ratio of dollars spent for goods during the year 2000 to dollars spent for the same goods during...
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What is the largest integer n such that 2^n is a factor of 2
What is the largest integer n such that 2^n is a factor of 20^8 ?(A) 1 (B) 2 (C) 4 (D) 8 (E) 16
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What is the absolute value of twice the difference of the ro
What is the absolute value of twice the difference of the roots of the equation 5y^2 20y + 15 = 0 ?(A) 0 (B) 1 (C) 2 (D) 3 (E) 4
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If x and y are prime numbers such that x > y > 2, then x^2 −
If x and y are prime numbers such that x > y > 2, then x^2 y^2 must be divisible by which one of the following numbers?(A) 3 (B) 4 (C) 5 (D) 9 (E) 12
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For all real numbers a and b, a ⋅ b ≠ 0, let a◊b = ab − 1
For all real numbers a and b, a b 0, let ab = ab 1. Which of the following must be true?I. ab = baII. (aa)/a = 11III. ( ab)c = a(bc)(A) I only (B) II only (C) III only (D) I and II only (E) I and III only
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If x < y < z, z = ky, x = 0, and the average of the numbers
If x < y < z, z = ky, x = 0, and the average of the numbers x, y, and z is 3 times the median, what is the value of k?(A) 2 (B) 3 (C) 5.5 (D) 6 (E) 8
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A jar contains only three types of objects: red, blue, and
A jar contains only three types of objects: red, blue, and silver paper clips. The probability of selecting a red paper clip is 1/4, and the probability of selecting a blue paper clip is 1/6. What is...
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What is the value 201st term of a sequence if the first term
What is the value 201st term of a sequence if the first term of the sequence is 2 and each successive term is 4 more the term immediately preceding it?(A) 798(B) 800(C) 802(D) 804(E) 806
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Buses A and B start from a common bus stop X
Buses A and B start from a common bus stop X. Bus A begins to travel in a straight line away from bus B at a constant rate of 30 miles per hour. One hour later, bus B begins to travel in a straight...
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Is x>y?
Is x>y?(1) x+y>0(2) x^2-y^2>0[Reveal] Spoiler: For 1) x+y>0 x> -y InsufficientFor 2) x^2-y^2>0 x^2>y^2 --> x<-y OR x>y1) and 2) x> -y and x<-y OR x>ySo the answer...
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