In the x-y coordinate plane, which of the following points…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: To solve we first want to isolate y in the equation kx + 3y = 6. 3y = -kx + 6 y = -kx/3 …
Author: Jeff Miller
At the start of an experiment, a certain population consisted of 3 animals…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We are starting with 3 animals, and at the end of each month that number of animals doubles in size. Thus, we can say: …
The smaller rectangle in the figure above…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We are given a diagram, which represents a parking lot, with a smaller rectangle inside a larger rectangle. The dimensions of the smaller rectangle …
The graph of the equation xy = k, where…
May 9, 2016
GMAT OFFICIAL GUIDE P Solution: We are given the equation xy = k, where k is negative. It follows that x and y must have opposite signs. That is, …
The dial shown above is divided into equal-sized intervals. At which…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We are given a diagram with 8 intervals of equal length. Let’s start by sketching the diagram. Notice we also assigned a number to …
The positive two-digit integers x and y have the…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We can solve this question using the natural relationships that all two-digit numbers have. As an example, we can express 37 as (10 x …
A flat patio was built alongside a house…
May 9, 2016
GMAT OFFICIAL GUIDE PS Solution: We are given a diagram of a patio and a house. Let’s first sketch that diagram. We must determine the area of the patio. …
A manufacturer of a certain product can expect that between
May 9, 2016
GMAT OFFICIAL GUIDE PS We are given that a manufacturer produces 20,000 units and that between 0.3 and 0.5 percent of the units are defective. We also know that …