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1. The sum of first five prime numbers is :

  • A. 11
  • B. 11
  • C. 11
  • D. 11

Answer: Option D

Explanation:

প্রথম পাঁচটি মৌলিক সংখ্যার সমষ্টি = 2 + 3 + 5 + 7 + 11 = 28

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