2. Questions Bank
  3. 10th Class
  4. Mathematics
  5. Real Numbers

10th Class Mathematics Real Numbers Question Bank MCQs - Real Number

  • question_answer
    The number \[\left( 7\times 6\times 5\times 4\times 3\times 2\times 1 \right)+5\]is ......... number.

    A) Prime

    B) Composite

    C) Can't say

    D) None of these

    Correct Answer: B

    Solution :

    \[\left( 7\times 6\times 5\times 4\times 3\times 2\times 1 \right)+5\] \[=5040+5=5045=5\times 1009\] Thus, it is the product of prime factor of 5 and 1009. Hence, it is a composite number.


You need to login to perform this action.
You will be redirected in 3 sec spinner