There are 4 more women than men on Centerville’s board of…
May 20, 2015
GMAT OFFICIAL GUIDE PS Solution: We can solve the problem by setting up a few equations. First let’s define some variables. m = number of men on the board …
In the rectangular solid above, the three sides shown…
May 20, 2015
GMAT OFFICIAL GUIDE PS Solution: We are given a rectangular solid and also are given areas of three of the sides. Let’s draw the figure out. We label the …
Last Sunday a certain store sold copies of Newspaper A…
May 13, 2015
GMAT OFFICIAL GUIDE PS Solution: We are given that newspaper A sold for $1 and that newspaper B sold for $1.25. Next we are are given that that p …
At a loading dock, each worker on the night crew…
May 11, 2015
At a loading dock, each worker on the night crew… Solution: The easiest way to solve this question is to choose convenient values for the number of day workers …
A bar over a sequence of digits in a decimal indicates…
May 11, 2015
GMAT OFFICIAL GUIDE PS Solution: Remember that the notation means there is a bar over the 12, indicating that the decimal is nonterminating. Now, let’s start the problem by …
The diagram above shows the various paths along which a…
May 11, 2015
GMAT OFFICIAL GUIDE PS Solution: A good way to solve this problem is to use the idea of the fundamental counting principle. In a more standard form you could …
A certain rectangular window is twice as long…
May 11, 2015
GMAT OFFICIAL GUIDE PS Solution: We set up the dimensions of the rectangular window as w = width and l = length. We are given that the rectangular window …
A certain country had a total annual expenditure of $1.2 x 1…
May 11, 2015
GMAT OFFICIAL GUIDE PS Solution: The key to solving this problem is to accurately translate what is being asked to a mathematical expression. We need to determine the “per …