LearnPracticeExamsMocks

Clear practice, useful explanations and steady progress for exam preparation.

Study

AptitudeLogical reasoningVerbal abilityTechnical aptitudeAI & modern dev

Explore

Practice libraryLocal progressExam patternsFor collegesSearchAbout AISEAFAQ

Trust & support

ContactReport a problemContent correctionsAccessibility
© 2026 AISEA. Built for focused learning.Privacy · Terms · Editorial policy
Home
›Logical Reasoning
›Data Sufficiency
›Exercises
Reasoning
Number Series
Letter and Symbol Series
Analogies
Classification
Coding and Decoding
Blood Relations
Direction Sense
Seating Arrangement
Syllogism
Data SufficiencyPractice
Deductive Reasoning
Inductive Reasoning
Analytical Reasoning
Logical Puzzles
Clocks
Calendars
Venn Diagrams
Statement and Assumption
Statement and Conclusion
Statement and Argument
Cause and Effect

Data Sufficiency practice questions with answers

120 questions arranged into 8 focused exercises. Work in learning mode to review answers and explanations, or choose timed mode before starting.

Read theory

Learn data sufficiency with concept notes and worked examples, then practise focused questions with explained answers. Build accuracy for placement and competitive aptitude tests before trying timed mode.

Exercise 1Questions 1–15

Exercise 1

15 questions · about 18 minutes

10 easy · 5 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 2Questions 16–30

Exercise 2

15 questions · about 18 minutes

7 easy · 8 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 3Questions 31–45

Exercise 3

15 questions · about 18 minutes

6 easy · 9 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 4Questions 46–60

Exercise 4

15 questions · about 18 minutes

8 easy · 7 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 5Questions 61–75

Exercise 5

15 questions · about 18 minutes

7 easy · 8 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 6Questions 76–90

Exercise 6

15 questions · about 18 minutes

8 easy · 7 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 7Questions 91–105

Exercise 7

15 questions · about 18 minutes

6 easy · 9 medium · 0 hard
15 MCQ
Not attemptedStart
Exercise 8Questions 106–120

Exercise 8

15 questions · about 18 minutes

10 easy · 5 medium · 0 hard
15 MCQ
Not attemptedStart