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10th Class Mathematics Real Numbers Question Bank Case Based (MCQs) - Real Numbers

  • question_answer
    Direction: Q. 31 to 35
    A shopkeeper has 420 science stream books and 130 arts stream books. He wants to stack them in such a way that each stack has the same number and they take up the least area of the surface.
    Read the above paragraph and answer the following questions.                                         
    If a number has no factors other than 1 and number itself is:

    A) composite

    B) prime

    C) do not say any thing

    D) None of these

    Correct Answer: B

    Solution :

    Sol.      If a number has no factors other than 1 and number itself is a prime number. So, option [b] is correct.


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