Primes and Greatest Common Divisors MCQ

Test your knowledge with important Primes and Greatest Common Divisors MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Primes and Greatest Common Divisors MCQs on Bissoy. Bissoy App

• The least common multiple of 41.42 and 42.41 is ____________
  ক

  42

  খ

  41

  গ

  84

  ঘ

  41.42
• The lcm of 3 and 21 is ________ if gcd(3,21)=3.
  ক

  3

  খ

  12

  গ

  21

  ঘ

  42
• The greatest common divisor of 0 and 5 is ___________
  ক

  0

  খ

  1

  গ

  2

  ঘ

  5
• The greatest common divisor of 313.517 and 212.35 is __________
  ক

  30

  খ

  31

  গ

  33

  ঘ

  35
• Is 7, 8, 9, 11 are pairwise relatively prime.
  ক

  True

  খ

  False
• Which positive integer less than 21 are relatively prime to 21?
  ক

  18

  খ

  19

  গ

  21

  ঘ

  24
• The prime factorization of 1001 is __________
  ক

  73.11.13

  খ

  72.11.13

  গ

  7.11.13

  ঘ

  7.113.13
• Out of the following which of these integers is not prime?
  ক

  21

  খ

  35

  গ

  71

  ঘ

  101
• Out of following which one is Mersenne Primes?
  ক

  3

  খ

  7

  গ

  2047

  ঘ

  31
• The prime factorization of 7007 is __________
  ক

  73.11.13

  খ

  72.11.13

  গ

  7.11.13

  ঘ

  7.113.13