A very common question we receive from students is something along the lines of: “Can you provide/recommend a good study plan for someone who wants to score over a 700 on the GMAT?” Keep in mind, according to GMAT percentiles, a GMAT score of 700 puts on in the top 10% percent, and a score […]

#### About Mike

Mike McGarry is a Content Developer for Magoosh with over 20 years of teaching experience and a BS in Physics and an MA in Religion, both from Harvard. He enjoys hitting foosballs into orbit, and despite having no obvious cranial deficiency, he insists on rooting for the NY Mets. Follow him on Google+!## GMAT Critical Reasoning and Outside Knowledge

Does any official GMAT Critical Reasoning question demand outside knowledge? The frustrating answer to this question is: for the most part, no, but in a way, yes. I will explain. Self-contained It is absolutely true that if a GMAT CR question concerns, say, toxins in wood smoke, you need to know absolutely nothing about […]

## Rates and Ratios

Rates are just ratios. Here are a four problems exploring rates. Remember: no calculator! 1) Someone on a skateboard is traveling 12 miles per hour. How many feet does she travel in 10 seconds? (1 mile = 5280 feet) 60 88 120 176 264 2) At 12:00 noon, a machine, operating at a fixed rate, […]

## The GMAT OG Verbal and Quantitative Review Books

This blog concerns not the GMAT Official Guide itself, but two supplementary volumes. The recent second edition books were 1) The GMAT OG Verbal Review 2) The GMAT OG Quantitative Review This year, with the publication of the OG2015, GMAC released even newer editions: 3) The GMAT OG Verbal Review 2015 4) The GMAT OG […]

## The Official GMAT Guide 2015

GMAC has recently published a brand-new version of the GMAT Official Guide. This is in fact the 14th edition of the GMAT OG, but that’s not what GMAC is calling it. They are calling it: The Official GMAT Guide 2015. How does this differ from the OG13? The printed copy = virtually identical The […]

## Lower on the Real GMAT than on Practice Tests

This is a scenario I have seen countless times in the forums. Some student has been preparing for months, diligently doing practice questions and taking practice GMATs (whether GMAT Prep or some other practice tests). The student felt the scores on the practice GMAT were either acceptable or pretty good. Then the student sits for […]

## Circle problems on the GMAT

Here are eight practice problems involving circles. The difficulty of these problems ranges from medium to very challenging. 1) In the diagram above, O is the center of the circle and angle AOB = 144º. What is the area of the circle? Statement #1: The area of sector AOB is 40% of the area of […]

## Canceling your GMAT Score

One of the many options you have at the end of your official GMAT is to cancel your score. As with everything else associated with the GMAT, it is a very good idea to think this through strategically and thoroughly, so that you are already in a good position to decide when you are presented […]

## Asking Excellent Questions

Success on the GMAT depends on many skills, and one skill that can help a student make enormous progress is the skill of asking excellent questions. In order to discuss this skill, first let’s look at a relatively straightforward practice problem. 14 26 28 32 38 I will show a full solution at the bottom […]

## Practice Problems on Powers and Roots

Here are ten reasonably challenging problems on powers and roots. Solutions follow the problems. Remember, no calculator! Statement #1: x < 1 Statement #2: x > –1 4 8 14 28 42 5) If A is an integer, what is the value of A? 11 30 45 75 225 Powers & roots This is […]

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