2^(1/2)/4 + 3/(2*2^(1/2)) or \sqrt{2}\4 (The most difficult thing about this question is writing it in a way that will be found by the search engines–which don’t appreciate LaTeX code–so please forgive me having to write shit like 2^(1/2)/4 + 3/(2*2^(1/2)) or \sqrt{2}\4 over and over). All that out of the way, the question itself … Read More
If y is the average (arithmetic mean) of 15 consecutive positive integers, which of the following must be true? I. y is an integer. II. y > 7 III. y < 100 A. I only B. II only C. III only D. I and II E. II and III To solve this, we need to … Read More
Top MBA Applicants: Consider European and UK Schools Over US Options in 2025 “Abandoning science is the road back into poverty and backwardness.” –Carl Sagan Sagan’s quote doesn’t directly apply to MBA programs, but read more generously, it certainly describes the plight of the US university system in general today. While everyone has their own … Read More
Why the GMAT Does Not Allow a Calculator: Understanding the Reasoning Behind the RulesHow calculator-free testing strengthens your logic, critical thinking, and real-world problem-solving skills When preparing for the GMAT, one of the most jarring realizations for test-takers is this: you’re not allowed to use a calculator on the Quantitative section. That’s right. No digital … Read More
A certain truck averages 10 miles per gallon when driven in the city and 25 miles per gallon when driven on the highway. According to these rates, which of the following is closest to the number of miles per gallon that the truck averages when it is driven 20 miles in the city and 30 … Read More
Which of the following is equal to (1/6)(48^7)? A. 8^6 B. 8^7 C. 6(48)^6 D. 8(48)^6 E. 8(48)^7 First, let’s restate the question using actual math symbols rather than the garbage I have to use for SEO (but you’re here, so it obviously worked…). Which of the following is equal to? A. B. C. D. … Read More
If 5 integers are to be selected at random and without replacement from the list consisting of the 20 integers from 1 to 20, inclusive, what is the probability that 2 of the 5 selected integers will be 10 and 20 ? A. 2/5 B. 1/4 C. 1/10 D. 1/19 E. 1/60 OK, I’ll be … Read More
The New GMAT Scoring System: What Is a Good Score in 2025? !!!!!!!!!!!!700 IS NO LONGER THE NUMBER TO TARGET!!!!!!!!!!!!! In 2023 there was a significant change to how the GMAT is scored, interpreted, and used by admissions committees worldwide. After the scoring overhaul, myths and outdated score benchmarks continue to dominate test prep forums. … Read More
The Domain of the Function f(x) for GMAT: A Complete Guide When you first start learning about functions in mathematics, you’ll often hear about a concept called the domain. It’s one of those foundational ideas that pops up repeatedly, whether you’re in high school algebra or studying advanced calculus. But what does it really mean … Read More
Five Reasons Using a Calculator Is a Waste of Time on the GMAT or GRE We are taught since grade school that there’s no point to mental math when a machine can do calculations faster and more accurately than our brains. That might be true for the puny brains of your math teachers, but the … Read More