CLAST Study Guide 2026
Everything you need to pass the CLAST exam in one place: the exam format, every topic to study, real practice questions with explanations, flashcards, and full-length practice tests. Free, no sign-up needed.
📋 CLAST Exam Format at a Glance
175
Questions
300 min
Time Limit
70.00%
Passing Score
📚 CLAST Topics to Study (23)
Vocabulary and Language Usage · 7 cardsVocabulary and Language Usage · 7 cardsVocabulary and Language Usage · 7 cardsLogical Reasoning · 7 cardsStatistics and Probability · 7 cardsAlgebra and Functions · 6 cardsAlgebra and Functions · 6 cardsAlgebra and Functions · 6 cardsArithmetic and Number Sense · 6 cardsArithmetic and Number Sense · 6 cardsArithmetic and Number Sense · 6 cardsEnglish Language Skills · 6 cardsEnglish Language Skills · 6 cardsEnglish Language Skills · 6 cardsEssay Writing and Composition · 6 cardsEssay Writing and Composition · 6 cardsEssay Writing and Composition · 6 cardsGeometry and Measurement · 6 cardsGeometry and Measurement · 6 cardsGeometry and Measurement · 6 cardsReading Comprehension · 6 cardsReading Comprehension · 6 cardsReading Comprehension · 6 cards
✍️ Sample CLAST Questions & Answers
1. Which approach is MOST appropriate when beginning a CLAST essay introduction?
✓ Use a broad, engaging hook followed by narrowing context and a thesis
An effective introduction uses a hook to engage readers, provides context, and ends with the thesis.
2. What type of triangle has all three sides of equal length?
✓ Equilateral
An equilateral triangle has all three sides equal and all three angles equal to 60°.
3. A store buys an item for $45 and sells it for $63. What is the percent markup?
✓ 40%
Markup = (63 − 45) / 45 × 100 = 18/45 × 100 = 40%.
4. Which sentence BEST demonstrates sophisticated word choice for a CLAST essay?
✓ Implementing the revised legislation significantly improves outcomes for underserved communities.
Option B uses precise, academic vocabulary ('implementing,' 'legislation,' 'underserved communities') appropriate for a formal essay.
5. If f(x) = 2x² − 3, what is f(4)?
✓ 29
f(4) = 2(4²) − 3 = 2(16) − 3 = 32 − 3 = 29.
6. Which pair of words are synonyms?
✓ Loquacious / Talkative
'Loquacious' means tending to talk a great deal, making it a synonym for 'talkative.'
🎯 Free CLAST Practice Tests
Statistics and Probability · 7 questionsVocabulary and Language Usage · 7 questionsLogical Reasoning · 7 questionsVocabulary and Language Usage · 7 questionsVocabulary and Language Usage · 7 questionsReading Comprehension · 6 questionsEnglish Language Skills · 6 questionsEnglish Language Skills · 6 questionsReading Comprehension · 6 questionsReading Comprehension · 6 questions
📖 CLAST Guides & Articles
Your CLAST Study Path
1. Learn with Flashcards → 2. Drill Practice Tests → 3. Take the Full Exam Simulation