Set Theory, Calendars, Clocks and Binomial Theorem

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Set Theory: Venn Diagrams

    Of 60 students in a class, anyone who has chosen to study maths elects to do physics as well. But no one does maths and chemistry, 16 do physics and chemistry. All the students do at least one of the three subjects and the number of people who do exactly one of the three is more than the number who do more than one of the three. What are the maximum and minimum number of people who could have done Chemistry only?
    1. 40, 0
    2. 28, 0
    3. 38, 2
    4. 44, 0

 

  • Correct Answer
    Choice D. 44 and 0 respectively

Explanatory Answer

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