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  • The HCF and the LCM of respectively are  Option: 1 <img alt="3,140" src="https://learn.careers360.com/latex-image/?%5Cinline%20

The HCF and the LCM of 12,21,15 respectively are 
Option: 1 3,140      
Option: 2 12,420
Option: 3 3,420
Option: 4 420,3

Answers (1)

\\12=2^{2}\times3\\21=3\times7\\15=3\times 5\\HCF=3\\LCM=4\times3\times5\times7=420

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Safeer PP

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