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LCM, Sum and Product Puzzle (Posted on 2023-01-13) Difficulty: 3 of 5
The least common multiple (LCM) of four positive integers p, q, r, and s is equal to p+q+r+s

Is p*q*r*s always divisible by at least one of 3 and 5?

  • If so, prove it.
  • If not, provide a counterexample.

No Solution Yet Submitted by K Sengupta    
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Comments: ( You must be logged in to post comments.)
  Subject Author Date
with fiveSteven Lord2023-02-02 09:03:19
more cluesSteven Lord2023-02-01 17:13:54
some cluesSteven Lord2023-02-01 14:11:00
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