MDCAT 2026
LOGICAL REASONING — 1000+ FLASHCARDS
English-only • MCQ-focused practice • Based on the PMDC logical-reasoning areas: critical thinking, letter/symbol
series, logical deduction, logical problems, course of action, and cause & effect.
, FLASHCARD 1
Critical Thinking
Question
Argument: 'The college should provide more quiet study spaces because many students report
difficulty concentrating.' What assumption is required for the argument to be persuasive?
Answer / Key Idea
The lack of suitable quiet spaces is an important contributor to the concentration problem.
FLASHCARD 2
Critical Thinking
Question
A report states that 45 of 75 surveyed students completed a revision plan, while the report gives no
information about students who were not surveyed. Which inference is safest?
Answer / Key Idea
The report supports the conclusion that 45 of the 75 surveyed students completed the plan, but it does not establish
the rate for all students.
, FLASHCARD 3
Cause & Effect
Question
Suppose a broken water pipe occurs immediately before water shortage. Which statement is most
appropriate?
Answer / Key Idea
A broken water pipe is a plausible cause of water shortage, but additional evidence may be needed to establish
causation.
FLASHCARD 4
Letter & Number Series
Question
Find the next number: 23, 29, 35, 41, ?
Answer / Key Idea
47
, FLASHCARD 5
Letter & Symbol Series
Question
Find the next letter: I , K , M , O, ?
Answer / Key Idea
Q
FLASHCARD 6
Critical Thinking
Question
A medicine helped 8 of 10 patients in a small trial. What statement is most reasonable?
Answer / Key Idea
The medicine may be effective, but a larger controlled study is needed for a strong conclusion.
LOGICAL REASONING — 1000+ FLASHCARDS
English-only • MCQ-focused practice • Based on the PMDC logical-reasoning areas: critical thinking, letter/symbol
series, logical deduction, logical problems, course of action, and cause & effect.
, FLASHCARD 1
Critical Thinking
Question
Argument: 'The college should provide more quiet study spaces because many students report
difficulty concentrating.' What assumption is required for the argument to be persuasive?
Answer / Key Idea
The lack of suitable quiet spaces is an important contributor to the concentration problem.
FLASHCARD 2
Critical Thinking
Question
A report states that 45 of 75 surveyed students completed a revision plan, while the report gives no
information about students who were not surveyed. Which inference is safest?
Answer / Key Idea
The report supports the conclusion that 45 of the 75 surveyed students completed the plan, but it does not establish
the rate for all students.
, FLASHCARD 3
Cause & Effect
Question
Suppose a broken water pipe occurs immediately before water shortage. Which statement is most
appropriate?
Answer / Key Idea
A broken water pipe is a plausible cause of water shortage, but additional evidence may be needed to establish
causation.
FLASHCARD 4
Letter & Number Series
Question
Find the next number: 23, 29, 35, 41, ?
Answer / Key Idea
47
, FLASHCARD 5
Letter & Symbol Series
Question
Find the next letter: I , K , M , O, ?
Answer / Key Idea
Q
FLASHCARD 6
Critical Thinking
Question
A medicine helped 8 of 10 patients in a small trial. What statement is most reasonable?
Answer / Key Idea
The medicine may be effective, but a larger controlled study is needed for a strong conclusion.
