The number is infinite.
17 is prime and 68 is 17 times 4, so the number that can go into 17 and 68 is 17.
Highest number that can go into the numerator and denominator.
120
Not evenly
4
1, 2, 4, 17, 34, 68.
The number 68 goes into the number 100 1 time. It has a remainder of 32.
8, 5 and 3 can all go into 120 evenly.
The highest number to go up to is infinity because it never stops.
There is no highest whole number because they go on for ever.
The number 2.
It is two.