Answer:
GCF is 1
Step-by-step explanation:
The factors of 10 are: 1, 2, 5, 10
The factors of 35 are: 1, 5, 7, 35
The factors of 77 are: 1, 7, 11, 77
Then the greatest common factor is 1.
For 35 77 105
The GCF is 7
The factors of 35 are: 1, 5, 7, 35
The factors of 77 are: 1, 7, 11, 77
The factors of 105 are: 1, 3, 5, 7, 15, 21, 35, 105
Then the greatest common factor is 7.
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