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GRE Quant: Question Types & the Comparison Trick

Quantitative Comparison, multiple choice, numeric entry and data interpretation — school-level maths, tested cleverly.

The big picture

The maths is basic — the traps aren't

GRE Quant covers arithmetic, algebra, geometry and data analysis at roughly high-school level. The difficulty is in careful reading and avoiding traps, not advanced maths. An on-screen calculator is provided, so speed comes from setup, not arithmetic.

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Real example: A question looks like it needs heavy computation but is really testing whether you noticed 'x is negative' — the trap rewards the reader, not the fastest calculator.
🧠 Memory hook: Easy maths, sneaky wording. Read twice, compute once.

Quantitative Comparison — the four choices never change

You compare Quantity A and Quantity B and pick: A is greater, B is greater, they're equal, or it cannot be determined. The winning move: test edge cases — try negatives, zero, and fractions before deciding.

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Real example: If x² > x looks like 'A is greater', test x = 1/2: then x² < x. One counter-example flips it to 'cannot be determined'. Always try 0, 1, a negative, and a fraction.
🧠 Memory hook: QC = same four choices always. Plug in 0, 1, −1, ½ before you commit.

Numeric Entry & multi-answer — read the instruction

Numeric Entry gives no options — you type the exact number (mind units and rounding). Some multiple-choice questions ask for one or more correct answers — check whether it's 'select one' or 'select all that apply' before answering.

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Real example: A 'select all' question with 8 options may have 3 correct — miss one and you get zero. Read 'Indicate all such values' as a flag to check every option, not stop at the first.
🧠 Memory hook: No options = type it (watch units). 'Select all' = check every option.

Data Interpretation — one dataset, several questions

A graph or table feeds a small set of questions. Spend a moment understanding the axes, units and what's being counted before answering — the same misread (e.g. thousands vs millions) can sink every question in the set.

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Real example: If the y-axis is 'in millions', an answer of '5' means 5,000,000. Getting the units right once protects the whole set of questions on that chart.
🧠 Memory hook: Read the axes and units first. One misread sinks the whole set.

Test yourself before you move on

Re-reading a note feels like learning and produces almost none. The retrieval below is what actually builds the memory, so cover the map above and answer these from memory — out loud or written down, not in your head, because "I know this" is the feeling that fails under exam pressure.

  1. Without looking: what is Quantitative Comparison, and how does it connect to GRE Quant (27 Qs, 2 sections)?
  2. Without looking: what is Multiple choice, and how does it connect to GRE Quant (27 Qs, 2 sections)?
  3. Without looking: what is Numeric Entry, and how does it connect to GRE Quant (27 Qs, 2 sections)?
  4. Without looking: what is Data Interpretation, and how does it connect to GRE Quant (27 Qs, 2 sections)?
  5. Without looking: what is On-screen calculator, and how does it connect to GRE Quant (27 Qs, 2 sections)?

Anything you could not produce is the part of this note you have not learned yet — regardless of how familiar it felt while reading. Re-read only that node, then re-test the whole set. Testing the whole set matters: recalling one idea in isolation is easier than recalling it among 5 competing ones, which is the situation the exam actually puts you in.

When to come back to this note

Spacing is not a scheduling detail, it is the mechanism. Meeting this material again just as it starts to fade forces the effortful retrieval that consolidates it, which is why a note reviewed four times across three weeks outlasts the same note read four times in one evening. The built-in scheduler resurfaces these questions at widening intervals for exactly that reason — the prompt arriving when you feel you have half-forgotten is the system working, not failing.

A practical rhythm for GRE Quant (27 Qs, 2 sections): today, again tomorrow, then after three days, then after a week. If you fail a review, shorten the next interval rather than re-reading the note end to end — the failure identifies the gap precisely, and re-reading everything wastes the diagnosis.

Then apply it under pressure. Knowing a concept in isolation and using it in a timed paper are different skills, and only the second is examined. There are 90 free GRE practice tests here covering 1,650 questions — counted from the test files, not estimated. Take a full timed GRE mock →

Frequently asked questions

What level of maths does GRE Quant test, and is a calculator provided?
Roughly high-school arithmetic, algebra, geometry and data analysis, with an on-screen calculator provided.
What are the four fixed answer choices in Quantitative Comparison?
Quantity A is greater, Quantity B is greater, the two are equal, or it cannot be determined.
What's the key technique for Quantitative Comparison?
Test edge cases — plug in 0, 1, a negative and a fraction before deciding.
What must you watch for in Numeric Entry questions?
There are no options — you type the exact number, minding units and any rounding instruction.
What should you check first on a Data Interpretation graph?
The axes, units and what's being counted — a single misread can affect every question in the set.

Keep going — free practice

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