Question

What is the hcf of 20, 10,30

Answer 1

Step-by-step explanation:

The factors of 10 are: 1, 2, 5, 10

The factors of 20 are: 1, 2, 4, 5, 10, 20

The factors of 30 are: 1, 2, 3, 5, 6, 10, 15, 30

Then the greatest common factor is 10

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