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GMAT® Online vs. Test Center: Which Should You Choose?
Should you take the GMAT® at a test center or online at home? Here's what to consider — including tech risks, proctor issues, and when online might be the smarter choice.
RankingsGMAT® Club 2026-27 MBA Rankings: What the Scores Actually Tell You About Where to Apply
GMAT® Club released their 2026-27 MBA rankings with a 0-100 composite score. Here is what the data reveals about GMAT® score targets, natural tier breaks, and how to use rankings without letting them use you.
StrategyINSEAD's Recruitment Team Took Both the GMAT® and GRE® — Here Is What They Learned
INSEAD's recruitment team sat both the GMAT® and GRE® in person. Their three-part series offers a rare recruitment-side perspective on which test to take, how the exams differ, and how to prepare.
StrategyGMAT® vs. GRE vs. Executive Assessment: Which Should You Take?
Not sure whether to take the GMAT® Focus Edition, the GRE, or the Executive Assessment? Here is a decision framework based on your strengths, timeline, and goals.
StrategyWhen to Retake the GMAT® (And When Not To)
Not sure whether to retake the GMAT®? Here is a framework for weighing a retake against other parts of your MBA application — based on how far you are from the median, what went wrong, and where your time is best spent.
Practice QuestionsCar X and Car Y Traveled the Same 80-Mile Route — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® average speed problem: Car X and Car Y traveled the same 80-mile route. Rate chart setup, average speed formula, and full algebra walkthrough.
Practice QuestionsJill Went Up a Hill at an Unknown Constant Speed — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® average speed problem: Jill went up a hill at an unknown constant speed. Rate chart with variables, common denominators, and why the unknowns cancel.
Practice QuestionsDuring a Trip on an Expressway, Don Drove X Miles — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® average speed and percent change problem: During a trip on an expressway, Don drove a total of X miles. Four-row rate chart, variable algebra, and the percent change formula.
StrategyGMAT® Average Speed Problems: The Rate Chart and the Formula That Solve Them
Average speed on the GMAT® is not the simple average of two speeds. Here's the formula, the rate chart setup, and the strategy that handles most distance and speed questions.
StrategyGMAT® Burnout: How to Spot It, Fix It, and Prevent It
Feeling exhausted from GMAT® prep? Burnout is common among high achievers studying for the exam. Here's how to recognize the signs, recover, and build a system that keeps it from happening again.
StrategyHow to Study for the GMAT® While Working Full Time
Studying for the GMAT® with a full-time job means working with limited time and energy. Here's a system for making real progress without sacrificing the rest of your life.
PodcastReal GMAT® Problems Ep. 47: Average Speed
Walk through three real GMAT® average speed problems from the Official Guide. Learn the rate chart setup, the average speed formula, and how to take leaps of faith when the algebra gets complex.
Practice Questions0.1 + 0.1² + 0.1³ = ? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® computation problem: 0.1 + 0.1² + 0.1³ = ? See how long multiplication with decimals works and why doing the full math matters on questions you already know.
Practice Questions(0.045 × 1.9) / (0.03 × 0.005 × 0.1) = ? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® decimal computation problem: (0.045 × 1.9) / (0.03 × 0.005 × 0.1). See how converting every decimal to a fraction makes the computation clean.
Practice QuestionsIf x = 1/(2² × 3² × 4² × 5²), How Many Distinct Non-Zero Digits Does x Have? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® computation problem about distinct non-zero digits in a decimal. See how consolidating 2² × 5² reduces the problem to long division of 1 ÷ 144.
StrategyGMAT® Computation: When to Do the Math (and When to Let Go)
The biggest GMAT® computation mistake isn't bad math — it's skipping steps on problems you already know. Here's the system that fixes it.
PodcastReal GMAT® Problems Ep. 46: Computation
Walk through three real GMAT® computation problems from the Official Guide, from a decimal exponent warm-up to a hard question about distinct non-zero digits. Learn when to do the math, when to use fractions, and when to let a question go.
StrategyHow to Build a GMAT® Study Plan That Works
A phase-by-phase framework for building your GMAT® study plan — from diagnostic test to test day. Covers how long each phase takes, how to schedule your time, and how to adjust the plan as you go.
StrategyWhat's on the GMAT®: The Complete Topic List
Every topic tested on the GMAT® Focus Edition — Quantitative Reasoning, Verbal Reasoning, and Data Insights — organized by section with notes on what to prioritize.
StrategyWhat Goes Into an MBA Application Beyond the GMAT® Score
The GMAT® is one piece of your MBA application. Here is what else admissions committees are looking at — and how each piece fits together.
StrategyWhat is a Good GMAT® Score?
A good GMAT® score depends on where you want to go. Here's how to figure out what score you actually need.
StrategyIs the GMAT® Hard?
The GMAT® feels harder than it actually is — because the exam is designed to show you questions you can't answer. Here's what that means for your prep.
StrategyHow to Break Through a GMAT® Score Plateau
Is your GMAT® score stuck? Here are three keys to break through a score plateau.
StrategyHow to Start Your GMAT® Studies in 2026
Just decided to take the GMAT®? Here's where to start — from your first practice test to building a study routine that actually works.
StrategyHow to Study for the GMAT®: A Complete Guide
A step-by-step guide to studying for the GMAT®, from your first practice test to test day. Covers how to structure study time, how long it takes, what resources to use, and how to study while working full-time.
Practice QuestionsIf the Absolute Value of x Equals the Absolute Value of y — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® algebra problem: 'If |x| = |y| and xy = 0, which of the following must be true?' See how plugging in numbers can rescue you when algebra stalls.
Practice Questionsx Plus 1 Over x Minus 1 Squared — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® algebra problem: '((x+1)/(x−1))² — if x is replaced by 1/x, what is the resulting expression equivalent to?' See both the algebraic approach and the plugging-in shortcut.
Practice QuestionsIf x and y Are Positive Which Must Be Greater Than 1 Over the Square Root of x Plus y — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® Roman numeral problem: 'If x and y are positive, which must be greater than 1/√(x+y)?' See how plugging in numbers cuts through the complexity.
StrategyGMAT® Algebra: What to Do When You're Stuck (Plugging In Numbers)
When standard algebra leads to a dead end on GMAT quant, plugging in numbers can save the question. Here's when and how to use this backup approach.
StrategyGMAT® Classic vs. GMAT® Focus Edition: What Changed and What It Means for You
The GMAT® got shorter, dropped Sentence Correction and Geometry, and changed the scoring scale. Here's what's actually different, what the scores mean now, and how to think about the transition.
PodcastReal GMAT® Problems Ep. 45: Algebra (What to Do When You're Stuck)
Walk through three real GMAT® algebra problems from the Official Guide, from warm-up to a question most people miss. Learn when and how to plug in numbers — a backup approach that can rescue you when standard algebra stalls.
Practice QuestionsIt Would Take One Machine 4 Hours To Complete a Large Production Order — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® work/rate problem: 'It would take one machine 4 hours to complete a large production order and another machine 3 hours...' See the rate chart in action.
Practice QuestionsTwo Machines Y and Z Work at Constant Rates Producing Identical Items — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® work/rate problem: 'Two machines, Y and Z, work at constant rates, producing identical items. Machine Y produces 3 items in the same time Machine Z produces 2...' See how variables and multiple rows work in the rate chart.
Practice QuestionsPumps A B and C Operate at Their Respective Constant Rates — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® work/rate problem: 'Pumps A, B, and C operate at their respective constant rates. Pumps A and B operating simultaneously can fill a certain tank in 6/5 hours...' Only 30% get this right — see the shortcut.
StrategyGMAT® Work/Rate Problems: Why Organization Matters
Most people get GMAT® work/rate problems wrong because they lack a system for organizing the information, not because they are bad at math. Here's the chart that fixes that.
PodcastReal GMAT® Problems Ep. 44: Work/Rate Problems
Walk through three real GMAT® work/rate problems from the Official Guide, from warm-up to a question only 30% get right. Learn the rate chart system that keeps you organized under pressure.
RankingsU.S. News 2026 MBA Rankings: What the GMAT® Scores, Acceptance Rates, and Salary Data Mean for Applicants
Complete analysis of the U.S. News 2026 Best Business Schools ranking — Top 25 data tables, median GMAT® scores, acceptance rates, starting salaries, and what it all means for your MBA application strategy.
StrategyHow to Use AI for GMAT® Prep: What Actually Works
A practical guide to using AI in your GMAT® preparation — what free and paid AI can actually help with, where it falls apart, and how to avoid common mistakes.
PodcastHow To Use AI In Your GMAT® Preparation
A practical guide to using AI tools in your GMAT® prep — what works, what doesn't, and how to avoid the most common mistakes people are making right now with free and paid AI.
Practice QuestionsIn a Small Snack Shop the Average Revenue Was $400 per Day — GMAT® Worked Solution
Worked solution for the GMAT® word problem about snack shop revenue. Half math, half English setup plus the average formula in both directions.
Practice QuestionsA Beverage Distributor Charges $60 per Case for 1 to 5 Cases — GMAT® Worked Solution
Worked solution for the GMAT® word problem about a beverage distributor with bracket pricing. The siloed-vs-cumulative trap explained, plus the full computation.
Practice QuestionsIn a Class of 30 Students, 2 Did Not Borrow Any Books — GMAT® Worked Solution
Worked solution for the GMAT® word problem about 30 students borrowing library books. Half math, half English plus a rows-and-columns table organize the multi-step setup.
StrategyGMAT® Word Problems: Half Math, Half English, and the Setup That Prevents Translation Mistakes
Most GMAT® word problem mistakes happen before the math starts. The half math, half English step bridges reading and equations — and prevents the translation errors that cost the most points.
PodcastReal GMAT® Problems — Ep. 43 — Word Problems
Walk through three real GMAT® word problems from the Official Guide and discover why organization and the 'half math, half English' approach is the highest-leverage fix for most people.
Practice QuestionsM Is the Average and the Median of the First 10 Positive Multiples of 5 — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® statistics problem comparing the mean and median of the first 10 positive multiples of 5. Brute force walkthrough plus the evenly-spaced-set shortcut.
Practice QuestionsFive Pieces of Wood Have an Average Length of 124 Centimeters — GMAT® Worked Solution
Worked solution for the GMAT® statistics problem: five pieces of wood, average 124 cm, median 140 cm. Maximize the shortest piece using the average formula and a median-anchored setup.
Practice Questions30 Students Borrowed Books From the Library — Maximize One Student — GMAT® Worked Solution
Worked solution for the GMAT® statistics problem about 30 students borrowing books. Use the average formula to find the total, then minimize the other values to maximize one student's count.
StrategyGMAT® Statistics: The Average, the Median, and the Shortcut That Saves You Time
GMAT® statistics rests on a few core ideas — the average formula, the definition of the median, and the property that mean equals median in evenly spaced sets. Here is the framework that handles most GMAT® statistics questions.
PodcastReal GMAT® Problems — Ep. 42 — Statistics
Work through three real GMAT® statistics problems from the Official Guide — from averages and medians to a challenging multi-constraint optimization question. Learn the key properties that save you time and the organizational habits that protect you from careless mistakes.
Practice Questions240, 120, 60, 30… What Is the Least Term Greater Than 1? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® sequences problem: 240, 120, 60, 30… each term is half the preceding. Find the least term greater than 1 by listing terms in fractions, not decimals.
Practice QuestionsA Quiz of 10 Questions Where Each Is Worth 4 Points More Than the Last — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® sequences problem: 10-question quiz where each question is worth 4 points more than the preceding one, totaling 360 points. Find the third question.
Practice QuestionsIf K Is the Sum of the Reciprocals of the Consecutive Integers From 43 to 48 Inclusive — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® sequences problem: K is the sum of the reciprocals of the consecutive integers from 43 to 48. High-low estimation brackets the answer in seconds.
StrategyGMAT® Sequences: Write Every Term, Use Fractions, and Solve What's Actually Asked
Sequences questions on the GMAT® reward boring habits — writing what's asked, listing every term, and staying in fractions instead of decimals. Here is the framework that prevents the most common mistakes.
PodcastReal GMAT® Problems - Ep. 41 - Sequences
Walk through real GMAT® sequences problems from the Official Guide. Learn how to write out every term clearly, why fractions beat decimals in sequence math, and the one habit that prevents the most common mistakes.
Practice QuestionsMultiplying Conjugate Radical Pairs: (√2+1)(√2−1)(√3+1)(√3−1) — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® square roots problem (√2+1)(√2−1)(√3+1)(√3−1). FOIL twice, watch the middle terms cancel, and arrive at the answer in three lines.
Practice QuestionsWhich Value of x Makes the Nested Square Root Undefined? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® nested square roots problem √(1 − √(2 − √x)). Work inside out, test each answer choice, and understand why √0 is real but √(negative) is not.
Practice QuestionsSquaring a Sum of Nested Radicals: (√(9+√80) + √(9−√80))² — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® radicals problem (√(9+√80) + √(9−√80))². FOIL the square, simplify with √a × √b = √(ab), and watch the whole expression collapse to a clean integer.
StrategyGMAT® Square Roots: FOIL, Nested Radicals, and Why Zero Is Not Negative
Square roots on the GMAT® reward content knowledge more than strategy. Here is the FOIL setup, the rule for nested radicals, and the one definition that changes the answer on the harder problems.
PodcastReal GMAT® Problems - Ep. 40 - Square Roots
Tackle real GMAT® square roots problems from the Official Guide. Covers FOIL with radicals, nested square roots, and the content knowledge that separates students who get these right from those who don't.
Practice QuestionsIf x > 0, x/50 + x/25 Is What Percent of x? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® percent problem: if x > 0, x/50 + x/25 is what percent of x? One-word-at-a-time translation, common denominators, and full algebra.
Practice QuestionsIf m > 0 and x is m% of y, Then in Terms of m, y is What Percent of x? — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® percent problem: if x is m% of y, then in terms of m, y is what percent of x? One-word-at-a-time translation, substitution, and the m% trap.
Practice QuestionsDarra Ran on a Treadmill That Had a Readout — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® percent and unit conversion problem: Darra ran on a treadmill that had a readout indicating the time remaining. Tracking remaining vs. elapsed, unit conversion with labeled fractions, and full computation.
StrategyTranslating Percent Word Problems on the GMAT®: A One-Word-at-a-Time System
GMAT® percent word problems become much easier when you translate them one word at a time. Here's the four-word system that handles most percent questions on the exam.
PodcastReal GMAT® Problems - Ep. 39 - Translating Percents
Master percent word problems on the GMAT® with a simple translation framework. Work through real Official Guide problems and learn why one systematic approach beats memorizing a dozen different techniques.
Practice QuestionsIf a, b, and c Are Consecutive Positive Integers — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® number properties problem: if a, b, and c are consecutive positive integers, which of the following must be true? Roman numeral approach, testing numbers, and a clean visual setup.
Practice QuestionsIf the Sum of N Consecutive Integers Is 0 — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® number properties problem: if the sum of N consecutive integers is 0, which must be true? Roman numeral setup, testing numbers, and how the average reveals the answer.
Practice QuestionsIf N = 4p, Where p Is a Prime Number Greater Than 2 — GMAT® Worked Solution
Step-by-step worked solution for the GMAT® number properties problem: if N = 4p where p is a prime greater than 2, how many different positive even divisors does N have? Testing numbers, factor pairs, and constraint tracking.
StrategyTesting Numbers on the GMAT®: A Simple System That Beats Memorizing Number Theory
On GMAT® number properties questions, organized number testing usually beats memorizing number theory. Here's the system that handles most must-be-true and divisor questions.
PodcastReal GMAT® Problems - Ep. 38 - The Power Of Testing Numbers
Learn how testing numbers on GMAT® quant problems can replace months of number theory memorization. Work through real Official Guide problems — including Roman numeral and 'must be true' questions — and see why a simple, organized approach to plugging in values outperforms intuition-based strategies for most test-takers.
PodcastReal GMAT® Problems — Ep. 37 — Divisibility Shortcuts
Work through three real Official Guide divisibility problems and learn the shortcuts that save time on test day — divisibility rules for 3, 4, 5, 8, and 9, plus when to fall back on long division.
PodcastReal GMAT® Problems — Ep. 36 — Percent Word Problems
Three Official Guide percent word problems that build from a straightforward markup-and-discount warm-up to a concentration problem and a reverse-percent calculation — with emphasis on half-math-half-English notation, fraction-based computation, and finishing strong under fatigue.
PodcastReal GMAT® Problems - Ep. 35 - Plugging In Answers
Work through three real Official Guide problems that reward using the answer choices to your advantage. Covers guess-and-test with answer options, fabricated-number substitution, and why good organization on your scratch work prevents the most common mistakes on these question types.
PodcastWhat To Do The Week Before Your GMAT®
Five keys to a great final week of GMAT® prep — how to keep studying smart, when to take practice exams, logistics to handle in advance, controlling sleep and stress, and focusing on great execution on test day.
PodcastWhat To Do If Your GMAT® Score Goes Down
The five biggest reasons GMAT® scores drop — and a concrete fix for each one. Covers practice exam frequency, time management during sections, eliminating careless errors, test anxiety, and recognizing when to switch providers.
PodcastHow to Start Your GMAT® Studies in 2026
Everything you need to know to begin your GMAT® prep the right way — exam format, target scores, how to pick a study program, when to take your baseline test, and simple tips to accelerate your progress.
PodcastReal GMAT® Problems — Ep. 31 — Percents, Exponents, and Rounding
Three Official Guide problems covering percent computation, exponent subtraction traps, repeating decimals, and maximizing or minimizing a fraction with rounded values. Includes the critical rule: never use exponent shortcuts when adding or subtracting.
PodcastWhen To Retake The GMAT® (And When Not To)
A complete framework for deciding whether to retake the GMAT® — from the obvious retakes to the edge cases. Covers the 16-day waiting period, how to assess whether you can realistically score higher, when retaking hurts more than it helps, and how to structure a retake plan.
PodcastHow To Switch GMAT® Providers
A step-by-step framework for deciding when to switch GMAT® prep providers, how to evaluate alternatives using data instead of marketing, and how to set a realistic budget and timeline based on your starting score and goals.
PodcastCan You Reach Your GMAT® Goal Score?
Yes. Isaac breaks down the three keys to reaching your goal score — the right plan, the right execution, and the right optimization — and why it is almost certainly possible for you.
PodcastWork, Family, and Social Obligations — How to Study for the GMAT® with Limited Time
A practical framework for studying for the GMAT® when you have a full-time job, family responsibilities, and a packed schedule. Covers how to find a physical study space, start absurdly small, prioritize ruthlessly, and build momentum from almost nothing.
PodcastGMAT® Focus Test Day Experience — Online AND In Person
A complete walkthrough of what to expect on GMAT® test day — both the in-person test center experience and the online at-home exam. Covers check-in procedures, whiteboard options, break strategy, snack recommendations, and why the in-person exam is the safer bet for most test-takers.
PodcastGMAT® Focus Data Insights — The Complete Guide for 2024 and Beyond
Everything you need to know about the GMAT® Focus Data Insights section — integrated reasoning (all four question types), data sufficiency (value vs. yes/no), the calculator, scoring strategy, and a bulletproof six-step DS process.
PodcastGMAT® Focus Verbal — What You Should Know in 2024 and Beyond
Everything you need to know about the GMAT® Focus Verbal section — the two question types (critical reasoning and reading comprehension), how to study each one, the review process that actually moves your score, and why reading speed might be the thing holding you back.
PodcastGMAT® Focus Quant — What You Should Know in 2024 and Beyond
Everything you need to know about the GMAT® Focus Quant section — format, content, scoring, scratch work habits, time management with the 1-2-3 rule, and how to build a strategy that actually works on an adaptive exam.
PodcastStudy Plan — What to Do and When to Prepare for the GMAT®
Isaac walks through a complete GMAT® study plan from diagnostic test to test day — covering how to structure each phase, when to take practice tests, and how to stay efficient along the way.