HAST Study Guide 2026
Everything you need to pass the HAST 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.
📋 HAST Exam Format at a Glance
📚 HAST Topics to Study (21)
✍️ Sample HAST Questions & Answers
1. If it rains, the ground gets wet. The ground is not wet. What can you conclude?
This uses modus tollens: if the consequence (wet ground) is false, the cause (rain) must also be false.
2. A car uses 6 liters of fuel per 100 km. How much fuel is needed for a 250 km trip?
Fuel = (6 ÷ 100) × 250 = 15 liters.
3. A passage describes an inventor who failed 1,000 times before succeeding. The author's main purpose is most likely to:
Emphasizing repeated failure followed by ultimate success is a classic narrative structure meant to inspire perseverance.
4. Which is the best topic sentence for a paragraph about the benefits of exercise?
A strong topic sentence states the main idea clearly and gives the paragraph's central claim — option A does this with a specific, assertive statement.
5. A cube is painted red on all faces and then cut into 27 equal smaller cubes. How many small cubes have exactly 2 red faces?
Edge cubes (not corner, not face center) have exactly 2 painted faces; a 3×3×3 cube has 12 edge positions.
6. Which sentence best avoids a dangling modifier?
The participial phrase 'Running through the park' must logically modify the subject that immediately follows; 'she' correctly does the running.