Each of the math questions below is directly inspired by a question in the on-line Revised GRE test. I’ve provided an easier version of the question (#1) and a more difficult version of the question (#2). My recommendation is to try the easier version first. Then, if you answer it correctly, click on the link, [...]
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GRE Math: Absolute Values
On average you will see at least one question on the Revised GRE dealing with absolute values. You may even see a few. Yet, absolute value gets lost in the prep fray amongst the more popular concepts. So if you don’t want this relatively innocuous concept to surprise you test day read on. What [...]
GRE Math Basics: Quick Tips
Prime numbers 2 is the smallest prime number 2 is the only prime even number 1 is not a prime 3, 5, 7 are the only odd consecutive sequence of three integers Digits In the integer 5,432, 5 is the thousands digit, 4 is the hundreds digit, 3 is the tens digit, and 2 [...]
Integer Properties Multiple Choice: Practice Question of the Week #25 Answer
Here’s the answer to yesterday’s practice question. Thanks for sending in all of your answers!
Integer Properties Multiple Choice: Practice Question of the Week #25
Here’s this week’s practice question: there’s only one correct answer. We’ll be posting the answer tomorrow, good luck! How many odd, positive divisors does 540 have? A. 6 B. 8 C. 12 D. 15 E. 24 Update: Here’s the answer/explanation post!
GRE Math Multiple Choice Practice Question of the Week #23
This week’s practice question is a regular multiple choice problem, so there’s only one right answer– good luck! We’ll be posting the answer tomorrow. Which of the following equations is true for all positive values of x and y? Update: Here’s the answer/explanation post!
GRE Math Video Lessons: Exponents
Exponents are troublesome; fortunately, they do not need to be. What I plan to do in this series is show you the basics, so that you can move confidently through the intermediate level, and even the advanced level. I’ve created three lessons, corresponding to basic, medium, and advanced. Once you have a sense of how the [...]
Numeric Entry Practice Question of the Week #21 Answer
Here are the answer and explanation to yesterday’s practice question. Thanks for submitting your answers! Video Explanation:
Numeric Entry Practice Question of the Week #21
This week’s practice question is Numeric Entry, so no answer choices are given! You’ll have to type the number in to submit your answer. Good luck, we’ll be posting the answer and explanation tomorrow! If , what is the value of n? Update: Here’s the answer/explanation post!
Integer Properties: Practice Question of the Week #19 Answer
Here’s the answer to yesterday’s question, thanks for sending in all of your answers! The answer is D. 24 Video Explanation:
