Unplugged Practice Test: every question explained

This page links every explanation for the free Unplugged Practice Test: 3 Logical Reasoning sets of 25 and 4 Reading Comprehension passages with 27 questions. Each page shows the question, the answer, the reasoning, and why each wrong answer fails. Take the test first, then use these to review.

Logical Reasoning Set 1

  1. Question 1 (Strengthen), answer (D)
  2. Question 2 (Fill in the Blank), answer (E)
  3. Question 3 (Necessary Assumption), answer (A)
  4. Question 4 (Role of the Statement), answer (C)
  5. Question 5 (Must Be True), answer (D)
  6. Question 6 (Weaken), answer (B)
  7. Question 7 (Flaw), answer (C)
  8. Question 8 (Parallel Reasoning), answer (E)
  9. Question 9 (Flaw), answer (E)
  10. Question 10 (Necessary Assumption), answer (B)
  11. Question 11 (Weaken), answer (A)
  12. Question 12 (Main Conclusion), answer (A)
  13. Question 13 (Necessary Assumption), answer (D)
  14. Question 14 (Role of the Statement), answer (D)
  15. Question 15 (Principle), answer (E)
  16. Question 16 (Most Strongly Supported), answer (B)
  17. Question 17 (Sufficient Assumption), answer (B)
  18. Question 18 (Sufficient Assumption), answer (D)
  19. Question 19 (Point at Issue), answer (C)
  20. Question 20 (Flaw), answer (C)
  21. Question 21 (Resolve the Paradox), answer (B)
  22. Question 22 (Flaw), answer (A)
  23. Question 23 (Strengthen), answer (C)
  24. Question 24 (Parallel Flaw), answer (E)
  25. Question 25 (Weaken), answer (A)

Reading Comprehension

  1. Question 1 (Main Point), answer (A)
  2. Question 2 (Function), answer (C)
  3. Question 3 (Inference), answer (E)
  4. Question 4 (Detail), answer (B)
  5. Question 5 (Inference), answer (D)
  6. Question 6 (Analogy/Application), answer (A)
  7. Question 7 (Inference), answer (C)
  8. Question 8 (Main Point), answer (D)
  9. Question 9 (Detail), answer (B)
  10. Question 10 (Function), answer (A)
  11. Question 11 (Function), answer (E)
  12. Question 12 (Inference), answer (C)
  13. Question 13 (Analogy/Application), answer (D)
  14. Question 14 (Analogy/Application), answer (B)
  15. Question 15 (Detail), answer (E)
  16. Question 16 (Inference), answer (A)
  17. Question 17 (Inference), answer (B)
  18. Question 18 (Analogy/Application), answer (C)
  19. Question 19 (Inference), answer (D)
  20. Question 20 (Primary Purpose), answer (E)
  21. Question 21 (Inference), answer (A)
  22. Question 22 (Comparative), answer (B)
  23. Question 23 (Comparative), answer (E)
  24. Question 24 (Comparative), answer (C)
  25. Question 25 (Comparative), answer (A)
  26. Question 26 (Inference), answer (D)
  27. Question 27 (Comparative), answer (B)

Logical Reasoning Set 2

  1. Question 1 (Strengthen), answer (D)
  2. Question 2 (Weaken), answer (A)
  3. Question 3 (Strengthen), answer (E)
  4. Question 4 (Parallel Reasoning), answer (A)
  5. Question 5 (Sufficient Assumption), answer (A)
  6. Question 6 (Resolve the Paradox), answer (E)
  7. Question 7 (Necessary Assumption), answer (B)
  8. Question 8 (Flaw), answer (B)
  9. Question 9 (Flaw), answer (D)
  10. Question 10 (Must Be True), answer (C)
  11. Question 11 (Necessary Assumption), answer (B)
  12. Question 12 (Main Conclusion), answer (E)
  13. Question 13 (Sufficient Assumption), answer (C)
  14. Question 14 (Flaw), answer (D)
  15. Question 15 (Weaken), answer (A)
  16. Question 16 (Fill in the Blank), answer (E)
  17. Question 17 (Role of the Statement), answer (C)
  18. Question 18 (Parallel Flaw), answer (C)
  19. Question 19 (Main Conclusion), answer (E)
  20. Question 20 (Must Be True), answer (B)
  21. Question 21 (Evaluate), answer (B)
  22. Question 22 (Resolve the Paradox), answer (D)
  23. Question 23 (Principle), answer (D)
  24. Question 24 (Flaw), answer (A)
  25. Question 25 (Principle), answer (C)

Logical Reasoning Set 3

  1. Question 1 (Fill in the Blank), answer (D)
  2. Question 2 (Weaken), answer (D)
  3. Question 3 (Point at Issue), answer (B)
  4. Question 4 (Main Conclusion), answer (D)
  5. Question 5 (Fill in the Blank), answer (E)
  6. Question 6 (Principle), answer (D)
  7. Question 7 (Point at Issue), answer (A)
  8. Question 8 (Role of the Statement), answer (B)
  9. Question 9 (Flaw), answer (E)
  10. Question 10 (Necessary Assumption), answer (C)
  11. Question 11 (Parallel Flaw), answer (B)
  12. Question 12 (Strengthen), answer (C)
  13. Question 13 (Necessary Assumption), answer (C)
  14. Question 14 (Strengthen), answer (E)
  15. Question 15 (Resolve the Paradox), answer (A)
  16. Question 16 (Flaw), answer (A)
  17. Question 17 (Weaken), answer (A)
  18. Question 18 (Method of Reasoning), answer (A)
  19. Question 19 (Flaw), answer (B)
  20. Question 20 (Necessary Assumption), answer (D)
  21. Question 21 (Flaw), answer (B)
  22. Question 22 (Sufficient Assumption), answer (C)
  23. Question 23 (Sufficient Assumption), answer (E)
  24. Question 24 (Must Be True), answer (C)
  25. Question 25 (Parallel Reasoning), answer (E)
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Steve Schwartz, LSAT coach
Written by Steve Schwartz, LSAT Coach and Founder of LSAT Unplugged. I've been coaching the LSAT since 2005.
Updated September 30, 2026.