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Question

What is the HCF of 45,30,15?


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Solution

Find HCF of 45,30,15.

HCF of two or more numbers is the greatest number that can divide the numbers exactly.

Factors of 45 are 1,3,5,9,15,45.

Factors of 30 are 1,2,3,5,6,10,15,30.

Factors of 15 are 1,3,5,15.

HCF of numbers is 15.

Hence, the HCF of numbers is 15.


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