Question

3. Find the greatest number that divides 97 and 107 leaving 7 as remainder.​

Answer 1

Step-by-step explanation:

90 &100 is the right answer.

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Answer 2

Let the greatest number be x
So it means x divides (97-7) and (107-7)
That is x divides 90 and 100
So, x = hcf of 90 and 100
So x = 10 is the required answer.