mdcat logical reasoning MCQ #904

Given 'All cats are mammals' and 'Some mammals are dogs', which conclusion is valid?

mdcat logical reasoning MCQ #904

  1. Question 1

    Q1. Given 'All cats are mammals' and 'Some mammals are dogs', which conclusion is valid?

    • A) Some cats are dogs
    • B) All mammals are cats
    • C) Some mammals are not cats
    • D) No dog is a cat

    Answer: Some mammals are not cats

    Explanation: C follows by converse. A assumes false transitivity between premises. USAT, HAT and MDCAT analytical sections repeat this pattern.