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For the numbers 12, 18 and 30, the product of the numbers is how many times the product of their HCF and LCM?

Competition practiceNumber System, HCF & LCM
  • A1
  • B6
  • C3
  • D36

Step-by-Step Solution

HCF 6, LCM 180, HCF × LCM = 1080; product = 6480. . (HCF × LCM = product holds only for two numbers.)
Answer: B) 6

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