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      Question

      If the highest common factor of two numbers is 18, then

      which of the following may be the least common multiple of the numbers?
      A 162 Correct Answer Incorrect Answer
      B 145 Correct Answer Incorrect Answer
      C 200 Correct Answer Incorrect Answer
      D 173 Correct Answer Incorrect Answer

      Solution

      LCM must be divisible by HCF. Only 162 is divisible by 18. So, 'possible least common multiple of the numbers is 162'.

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