In the figure above, what is…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given a figure, and we need to determine the value of x + y. Let’s sketch the diagram below: Statement One Alone: …
Any decimal that has only a finite number of nonzero digits…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: In analyzing whether r/s is a terminating decimal, we can use the following rule: The decimal equivalent of a fraction will terminate if and …
What was the total amount of revenue…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that a theater sold 400 tickets, some at full price and others at x percent of the full price. Let’s let …
If the average (arithmetic mean) of four different numbers is 30…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that the average of 6 numbers in a list is 75. Using this information we see that the sum of the …
Quadrilateral RSTU shown above is a site plan for a parking lot in…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given a diagram of quadrilateral RSTU. Let’s sketch it below: We are given that RU is parallel to side ST and that …
Are all of the numbers in a certain list of 15 numbers equal
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We need to determine whether all of the numbers in the certain list of 15 numbers are equal. Statement One Alone: The sum of …
Beginning in January of last year, Carl made…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that in January Carl made deposits of $120 into his account on the 15th of each month for several consecutive months and then …
When a player in a certain game tossed a coin a number…
May 5, 2016
GMAT OFFICIAL GUIDE DS Solution: We are given that when a coin was tossed a certain number of times, 4 more heads than tails resulted. If we let H …