The dots on the graph above indicate the weights and fuel…
May 8, 2015
GMAT OFFICIAL GUIDE PS Solution: The easiest way to solve this problem is to actually count the dots on the graph that fit the given criteria. We must find …
Author: Scott Woodbury-Stewart
A rope 40 feet long is cut into two pieces…
May 8, 2015
GMAT OFFICIAL GUIDE PS Solution: To solve this problem, we start by setting up two variables for the lengths of the long and short pieces of rope. L = …
It would take one machine 4 hours to complete a large production order…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: We can classify this problem as a “combined worker” problem. To solve this type of problem we should use the formula: Work (done by …
How many of the integers that satisfy the inequality…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: Before diving into this problem we want to first analyze the given inequality: (x+2)(x+3)/(x-2) ≥ 0 This means that (x+2)(x+3) divided by x-2 is …
If [(0.0015)(10^m)]/[(0.03)(10^k)] = 5(10^7)…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: We start by simplifying the numerator and denominator of the given fraction. First, we simplify the numerator: (0.0015)(10^m) It will be helpful to convert …
In a certain game, a large container is filled with red, yellow…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: The first thing we want to do is to decipher the problem. The key word here is “product;” we are told that the product …
The circle with center C shown above is tangent to both axes…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: We begin by creating a right triangle with the x-axis, the radius of circle C to the x-axis and the line segment from center …
In the coordinate system above, which of the following…
May 7, 2015
GMAT OFFICIAL GUIDE PS Solution: We start by defining the equation of line l using the slope-intercept form of a line (y = mx + b), where m = …