The LCM and HCF of the numbers 42 and 49 are in the ratio of

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  1. 7 : 2
  2. 42 : 1
  3. 2 : 7
  4. 5 : 6

Answer (Detailed Solution Below)

Option 2 : 42 : 1
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UP Police Constable हिंदी (मॉक टेस्ट)
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Detailed Solution

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Given:

Numbers: 42 and 49

Formula used:

LCM × HCF = Product of the numbers

Calculation:

LCM(42, 49) = 294

HCF(42, 49) = 7

LCM : HCF = 294 : 7

⇒ LCM : HCF = 42 : 1

∴ The correct answer is option (2).

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