The HCF and LCM of two numbers are 21 and 84...

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The HCF and LCM of two numbers are 21 and 84 respectively. If the ratio of the two numbers is 1 : 4 then larger of the two numbers is = ?

A. 48

B. 12

C. 84

D. 108

Answer: Option C

Solution(By Examveda Team)

We know,
LCM × HCF = 1^st number × 2^nd number
Let 1^st number = K
2^nd number = 4K
K × 4K = 21 × 84
K = 21
Then number = 21, 84
So, larger number = 84

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The HCF and LCM of two numbers are 21 and 84...

The HCF and LCM of two numbers are 21 and 84 respectively. If the ratio of the two numbers is 1 : 4 then larger of the two numbers is = ?

Solution(By Examveda Team)

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