Here are five practice SC problems, exploring this particular grammatical structure. Full explanations will appear at the end of the article.

# Author Archive | Mike McGarry

## The Official GMAT Guide 2016 Book Reviews

As you may be aware, GMAC, the folks who create the GMAT, just released three new official books: 1) The Official Guide for the GMAT 2016 (dark gray cover) 2) The Official Guide for the GMAT Verbal Review 2016 (orange cover) 3) The Official Guide for the GMAT Quantitative Review 2016 (green cover) FACT: Each one of […]

## GRE or GMAT for Business School

Fact #1: Essentially, every MBA program on the planet accepts the GMAT. Not all require it, but all would accept it. Fact #2: Almost all of them also accept the GRE. Thus, students have a choice. Fact #3: ETS, the company that produces the GRE, heavily advertises Fact #2. Fact #4: ETS recently issued a […]

## GMAT Data Sufficiency: Rephrasing the Question

First, here are 12 practice problems. Solutions will be given at the end of this article. 1) Two teachers, Ms. Ames and Mr. Betancourt, each had N cookies. Ms. Ames was able to give the same number of cookies to each one of her 24 students, with none left over. Mr. Betancourt also able to […]

## GMAT Enhanced Score Report

Fact: GMAC recently announced the Enhanced Score Report (ESR) feature. Fact: The ESR is available for all GMATs completed after October 1, 2013. Fact: The cost of the ESR is $24.95 (US) Fact: You can download an official fact sheet. Fact: You can watch the official online demo. Fact: You can decide to get this […]

## GMAT Data Sufficiency: More Practice Questions

In the following problems, remember: no calculator! Difficulty levels range from medium to hard. 2) Maggie is 15 years older than Bobby. How old is Bobby? Statement #1: In 3 years, Maggie’s age will be 50% larger than Bobby’s age. Statement #2: Years ago, when Maggie was 25 years old, Bobby was 10 years old. […]

## GMAT Math: Weighted Averages

Problems range from easy to hard. 1) On a ferry, there are 50 cars and 10 trucks. The cars have an average mass of 1200 kg and the trucks have an average mass of 3000 kg. What is the average mass of all 60 vehicles on the ferry? (A) 1200 kg (B) 1500 kg (C) […]

## The Word “Or” in GMAT Math

Consider the following scenario. Suppose you solve for all the numbers in a Venn Diagram, in a scenario in which 200 students are taking AP Chemistry, AP Literature, both, or neither. Here are the results you find. OK, from this solved Venn diagram, there’s a ton we know: total in AP Chemistry = 50 + […]

## Counting Practice Problems for the GMAT

1) A librarian has 4 identical copies of Hamlet, 3 identical copies of Macbeth, 2 identical copies of Romeo and Juliet, and one copy of Midsummer’s Night Dream. In how many distinct arrangements can these ten books be put in order on a shelf? (A) 720 (B) 1,512 (C) 2,520 (D) 6,400 (E) 12,600 […]

## GMAT Practice Problems: Variables in the Answer Choices

1) Jennifer can buy watches at a price of B dollars per watch, which she marks up by a certain percentage before selling. If she makes a total profit of T by selling N watches, then in terms of B and T and N, what is the percent of the markup from her buy price […]