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#32469 Bangla Language & Literature FactorsMultipleGCF and LCM Level 0

Which of the following must be an integer if x is a positive integer and 4/x + 5/x + 6/x is also an integer?

  1. A 30/x
  2. B 5/x
  3. C x/30
  4. D x/5
Answer: A - 30/x

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