Free online practice test
GMAT Data Sufficiency Mock Test 1
GMAT Focus Edition 2026
Focus on Data Insights: Data Sufficiency with 12 original questions in one dedicated practice session.
Syllabus-checked original practice
Mapped to the official Focus Edition syllabus and answer-checked on 10 September 2026.
View official pattern sourceTest-day essentials
Know before you start
- The timer starts as soon as you click "Start test" and the test auto-submits when time runs out.
- Mark questions for review and return to them while their section or timing group is still open.
- Your answers and timer deadline are saved on this device, so a refresh can resume safely.
- After submitting, review section and topic scores, explanations, and source links.
About this GMAT Data Insights: Data Sufficiency sectional test
This sectional test isolates Data Insights: Data Sufficiency from the GMAT Focus Edition pattern, so you can drill it on its own instead of only meeting it inside the full mock. It draws 12 original practice questions across 6 distinct topics, syllabus-checked the same as our full mocks.
Topics covered
Data Sufficiency - Number Properties
4 questions
Data Sufficiency - Word Problems
3 questions
Data Sufficiency - Inequalities
2 questions
Data Sufficiency - Algebra
1 question
Data Sufficiency - Percentages
1 question
Data Sufficiency - Statistics
1 question
Scoring and result analysis
Correct answers earn 1 mark and wrong answers deduct 0 marks. Unattempted questions score zero. This section's 12 questions are difficulty-tagged: 1 easy, 7 medium, 4 hard. After submitting, you receive topic-wise accuracy, time spent, answer explanations, and source links.
Frequently asked questions
Is this an official GMAT question paper?
No. It's an independent practice test with original Data Insights: Data Sufficiency questions, mapped to the official GMAT Focus Edition syllabus and answer-checked on 10 September 2026.
How many questions are in this Data Insights: Data Sufficiency sectional test, and how long is it?
12 questions in 25 minutes.
Which topics does this test focus on?
It spans 6 topics, with the heaviest coverage on Data Sufficiency - Number Properties, Data Sufficiency - Word Problems, and Data Sufficiency - Inequalities.
Is there negative marking in this test?
No. This section carries no negative marking, so a wrong answer costs nothing beyond the mark you missed.