How do I improve at Combinations questions?

Start by reviewing the Combinations theory guide, then practice in this difficulty band and track which concepts you miss. Focus on accuracy first, then work on pacing so you finish each question in about two minutes.

Where can I learn Combinations theory?

Our free Combinations guide on the GMAT Sprint Quant hub explains the core concepts and formulas, with worked examples you can practice against.

Easy - 505-555 Combinations Problem Solving GMAT Questions

Easy - 505-555 difficulty Combinations Problem Solving GMAT practice questions. Every question below links to its own page with the full solution, community comments, and discussion.

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Practice Easy - 505-555 Combinations Problem Solving questions

Easy - 505-555 Combinations Problem Solving questions measure whether you can count arrangements and selections correctly — permutations vs. combinations.. Here you'll find 25 free questions in this band — every one shows the correct answer, with full step-by-step solutions available once you sign in for free. Practice in this difficulty range to build speed and accuracy, then move up a tier as your scores improve.

Question Type

All types(4)Problem Solving(1457)Critical Reasoning(1024)Data Sufficiency(112)Reading Comprehension

Latest questions

25 questions

PS · Problem Solving

505-555

Combinations

What is the total number of two-digit positive integers where the tens digit exceeds 5 and the units digit is below 5?

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Are these Combinations Problem Solving questions free?▾

Yes. All 25 questions in this collection are free to practice. Each question shows the correct answer, and signing up for a free account unlocks the complete step-by-step explanations.

What does Easy - 505-555 difficulty mean on the GMAT?▾

The 505-555 band maps to the GMAT Focus scoring range. Questions in this band are easy - 505-555 — ideal for building accuracy before you move up to harder tiers.

Latest Community Comments

recent discussion across these questions

Ryan RotramelApr 28, 2025

Tricky wording but good practice

onProblem Solving · Combinations—What is the total number of positive 4-digit numbers that start with a...

Rajuan KhanApr 25, 2025

cheers!

onProblem Solving · Combinations—A group of nine friends decides to buy candies, ensuring that each per...