How to Prepare for the GMAT
A practical guide to what goes into good prep, how long to study, which resources to use, how many mocks you need, and why flashcards with spaced repetition help. Plus a free rough plan estimator.
What Goes Into Good GMAT Prep
Refreshing or learning maths basics
How much you need depends on your background and career so far. Some test-takers need to rebuild foundations; others only need a quick refresh.
Knowing GMAT-specific approaches, tips and tricks
The GMAT has its own question types and patterns. Learning the right tactics (e.g. for how to solve a Prime Matching question) is essential.
Knowing when and how to apply the tactics
This is often the hardest part of prep. You can know a method but still miss questions if you don’t recognise when to use it under time pressure.
Putting it all together under exam conditions
Managing your time well and learning certain things by heart so you hesitate less under pressure. Timed practice and a few full mocks are key here.
How Long to Prepare
Plan in study hours, not just months — it depends how much spare time you have. Most test-takers spend roughly 100–170 hours over 2–3 months; the range is often quoted as about 50–300 hours depending on your baseline and target score (sources: GMAC, PrepScholar, Magoosh, e-GMAT).
Rough breakdown of where your hours go (approximate):
| Prep area | Typical hours |
|---|---|
| Refreshing or learning maths basics | 15–40 |
| Knowing GMAT-specific approaches, tips and tricks | 20–35 |
| Knowing when and how to apply the tactics | 30–50 |
| Putting it all together under exam conditions | 25–45 |
| Total (approx.) | 90–170 |
The bulk of your hours: timed practice (drills)
Aim for at least 500 questions before your first GMAT (ideally more; many people keep improving up to 1,500–2,000 questions). Count about 5 minutes per question (2 minutes doing it + 3 minutes reviewing). So 500 questions ≈ 2,500 minutes ≈ 41+ hours of drill time alone.
If you’re not working full time you can pack in more hours, but avoid more than 6 hours per day to prevent burnout.
Key Resources
- Official Guide — the go-to for official questions. The theory in the book is often quite crude; pair it with a resource that teaches tactics clearly. Get the Official Guide on mba.com
- mba.com — for more official questions and mock exams. Use the official platform so you’re used to the real interface. GMAT exam overview Free Official Starter Kit
- GMAT Panda YouTube Channel — free tips, tactics and worked examples. Watch on YouTube
- GMAT Panda app — personalized study plan, timed drills with official-style questions, step-by-step solutions and built-in flashcards. Try the app
- Non-official resources: be careful about quality. Bad questions or wrong explanations can do more harm than good by reinforcing bad habits. Stick to materials you trust.
How Many Mocks Do You Need?
Not as many as people often think. What matters more is doing lots of timed practice at exam intensity (around 2 minutes per question). Taking 2–3 full mocks is usually enough to get used to endurance and exam format; in most cases you don’t need more than that.
| 0–1 mock | 2–3 mocks | 4+ mocks |
|---|---|---|
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The Benefits of Flashcards
"Flashcards are often the difference between a good and great score"
Reduce cognitive load
The GMAT is hard and stressful — it’s easy to panic and have mind blanks. Flashcards help by memorising what to do (and what not to do) in certain situations.
Not just formulas — use them for mistakes too
If you keep making the same type of mistake, turn it into a flashcard (e.g. “When I see X, I must not assume Y”).
Front and back, not notes
There should be a front and a back (the back hidden at first). Otherwise you’re just reading, and your eyes skip to what you already know and gloss over what you don’t.
Use spaced repetition
Review more often the cards you’re less comfortable with, and less often the ones you know well. That way you focus your effort where it matters most.
Get a Rough Weekly Plan
Rough weekly plan estimator
Get a ballpark weekly plan based on your exam date and availability. For a full personalized plan, use our app.
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