Nothing. because 5 goes into 25 but not into 12. 2 goes into 12 but not 25.--------------------------------------------------------------------------------------------------------------------
1, 5 and 25.
1, 5 and 25.
One.
1, 5, 25, 125.
Only the number one (1) goes evenly into both 25 and 27.
1,5,25,125 go into 125 evenly.1,2,4,5,10,20,25,50,100, go into 100 evenly.
12
1 and 5.
1 and 5.
Just 1.
It is: 1