Psychometric Test: Deduction & Logic

150 inference, argumentation and formal logic questions to master deductive reasoning in the psychometric test.

Deduction in the psychometric test

Deduction and logic questions are part of the verbal section of the psychometric test. They assess your ability to reason in a structured way, identify valid conclusions and spot flaws in reasoning.

These questions require no prior knowledge — they only test your logical reasoning ability.

Types of logic questions

  • Syllogisms : 'All A are B, all B are C, therefore…'
  • Inference : what conclusion can be drawn from a set of facts?
  • Strengthening / Weakening : which statement strengthens or weakens an argument?
  • Implicit assumption : what unstated premise is necessary for the argument to be valid?
  • Logical parallel : which reasoning follows the same logical structure?

Strategies for logic questions

  • First identify the conclusion and premises of the argument.
  • Look for the logical gap between premises and conclusion.
  • Pay attention to words like 'all', 'some', 'none' — they change everything.
  • Eliminate off-topic answers before choosing.
  • Practice regularly: logic improves with practice.

Frequently asked questions

Is the Logic module free?

The Deduction/Logic module is part of the Premium plan (€19.90/month). The Analogies and Math modules are available for free.

Do I need to study formal logic?

No, the questions don't require formal logic knowledge. Training on Hiku naturally develops the reasoning skills needed.

What's the difference with analogies?

Analogies test semantic relationships between words. Logic tests argumentative reasoning: conclusions, premises, flaws. They are two complementary skills.

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