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      Question

      The least common multiple (LCM) of two prime numbers,

      'a' and 'b', is given as 221, with 'a' being smaller than 'b'. Determine the value of 'b'.
      A 11 Correct Answer Incorrect Answer
      B 19 Correct Answer Incorrect Answer
      C 13 Correct Answer Incorrect Answer
      D 17 Correct Answer Incorrect Answer

      Solution

      221 = 13 X 17

      So, 'a' = 13 and 'b' = 17

      Therefore, required value = 17

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