15 and 30
15 and 30 is just one pair of number that has a greatest common factor of 15
Since 5 is a factor of 15, it is automatically the greatest common factor of the pair.
15 and 30
15 and 30 have a GCF of 15. There are other such pairs.
There is no "greatest common multiple" for any pair of numbers. If you meant greatest common factor, the answer is 3.
10 and 15 15 and 20 20 and 25
The greatest common factor of 15 and 105 is 15.
If by "LCF" you mean "lowest common factor", then that's always ' 1 ',for any pair or larger group of numbers.The greatest common factor of 15 and 45 is 15.
The Greatest Common Factor (GCF) is: 15
The greatest common factor for 15 and 16 is 1.
The greatest common factor of 15 and 55 is 5.