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12 CLAT logical reasoning questions, answered in your browser
Logical Reasoning is about a fifth of the CLAT paper and the section
that improves fastest, because the same handful of reasoning patterns keep reappearing and
there is nothing to memorise. These 12 questions are marked the way CLAT marks:
+1 for a correct answer, −0.25 for a wrong one, with a worked
solution for every one.
- 12 questions
- 12 different reasoning types
- Real marking
- No registration
Each question below tests a different reasoning move: necessary versus sufficient
conditions, reversed causation, strengthening, valid inference, parallel structure, sampling,
equivocation, false dilemmas, misplaced authority, circular reasoning, finding the conclusion,
and resolving a discrepancy. That is roughly the full range CLAT draws from. If you can name
what an argument is doing, the wrong options usually announce themselves.
Your result
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A college prospectus states: “No student may join the debating society unless they have completed the public speaking workshop.”
Raghav has completed the public speaking workshop. Which conclusion follows?
A study finds that hospitals employing more specialist consultants report higher patient death rates. A newspaper concludes that specialist consultants are worsening patient outcomes.
Which possibility most undermines the newspaper’s conclusion?
A city claims its new cycle lanes have made cycling safer, pointing out that reported cycling injuries fell by a third in the year after they opened.
Which finding would most strengthen the city’s claim?
All the paintings in the east wing were made after 1950. Some paintings made after 1950 use synthetic pigment. Every painting using synthetic pigment needs climate control.
Which statement must be true?
“This restaurant must be good. It is always full, and people do not queue for bad food.”
Which argument uses the same reasoning structure?
A magazine surveys its own readers about reading habits. Ninety per cent say they read at least one book a month. The magazine reports that most people in the country read a book a month.
What is the main problem with the report?
“The law should treat everyone equally. So a judge who gives a first-time offender a lighter sentence than a repeat offender is not treating them equally, and is therefore acting unlawfully.”
Where does this argument go wrong?
A columnist writes: “Either we allow unrestricted construction on the city’s edge, or we accept that young families will never afford a home here. Those who oppose the new development have made their choice.”
What is the flaw?
“Our new supplement improves memory. It was formulated by Dr Anand, who holds a doctorate and has published more than forty papers.”
Which question most directly tests this argument?
“The witness is telling the truth, because she says she is, and an honest person would not lie about being honest.”
What is wrong with this reasoning?
“Libraries are often described as outdated. But their borrowing figures have held steady, they are among the few indoor spaces anyone may enter without spending money, and in many towns they are the only place offering free internet access. Closing them would save very little and cost a great deal.”
What is the main conclusion?
A bus company doubles the number of buses on a route after passengers complain about waiting times. Six months later, average waiting times are unchanged.
Which explanation best resolves this?
The patterns worth being able to name
Almost every logical reasoning question is one of a small number of moves wearing different
clothes. Learn to name them and you stop reading each question from scratch.
- Necessary confused with sufficient. “No X without Y” does not mean Y
produces X. This is the single most common trap in the section. - Causation asserted from correlation. Three rivals are always available:
coincidence, a third factor causing both, and the arrow pointing the other way. - Selection effects. A survey of a magazine’s readers cannot tell you about
the country. Neither can looking only at the successes. - One word, two meanings. If a key term shifts sense between premise and
conclusion, the argument is doing nothing. - Options quietly deleted. “Either this or that” is usually a claim about
the writer’s imagination rather than about the world. - The conclusion is not the first sentence. It is whatever everything else
is offered in support of, and it often sits at the end.
How to use the solutions
Do not just check whether you were right. For each question you got wrong, decide which of
these happened: you misread the argument, you spotted the right flaw but picked an option
describing a different one, or you chose an option that was true but did not answer the
question asked. That third one is the commonest and the least noticed. Several distractors
above are true statements that simply do not bear on the argument.
Common questions
What does this section actually test?
Argument analysis, not
puzzles. You are asked to find conclusions and assumptions, judge what would strengthen or
weaken a claim, draw inferences that must be true, and name flaws. There is no syllabus to
learn.
How much of CLAT is logical reasoning?
Roughly a fifth of the
120-question paper. Less than Legal Reasoning or Current Affairs, but it is the section where
practice converts to marks fastest.
Do I need general knowledge for these?
No, and that is worth
saying plainly. Every question here is self-contained: the arguments are constructed, they make
no claims about the real world, and nothing in them needs checking against a source. If you can
read carefully you have everything required.
What should I do after this?
Test the other sections, since a
weakness you can name is worth more than a general feeling. Our
free 30-question CLAT mock test covers all five sections
in about half an hour.
Want the full picture rather than one section? The
free CLAT mock test runs all five sections and scores you
section by section.
Where to go next
Legal Reasoning is the heavier section and works on a similar skill, so it is the natural
next drill: 12 CLAT legal reasoning questions
with solutions. If you are choosing practice material more broadly, we have written about
which past papers still match the current
format and about the official sample paper. Lawgic
runs one live online CLAT programme at Rs 20,000 flat.
Every argument above is constructed for the purpose and makes no claim about the real world:
there is no restaurant, no cycle lane scheme, no hospital study. That is deliberate. Logical
reasoning tests the shape of an argument rather than its subject matter, and inventing a
statistic to dress a question up would add nothing except something to get wrong.
Exam structure (120 questions, two hours, 0.25
deducted per wrong answer) is from the Consortium of National Law Universities,
CLAT 2027 UG syllabus.
We do not reproduce past CLAT papers, which are the Consortium’s copyright.


