The factors of 39 are:
1, 3, 13, 39
The factors of 75 are:
1, 3, 5, 15, 25, 75
1, 3, 13, 39 1, 3, 5, 15, 25, 75
39 is 52% of 75.
39
114
The factors of 975 are: 1 3 5 13 15 25 39 65 75 195 325 975
39 is 75% of 52
It is: 39/75 = 13/25 in its simplest form
the factors of 39 are:1,39,3,13
74: 1, 2, 37, 74 75: 1, 3, 5, 15, 25, 75 76: 1, 2, 4, 19, 38, 76 77: 1, 7, 11, 77 78: 1, 2, 3, 6, 13, 26, 39, 78
75+2(32)+4(39)+47 =75+64+156+47 =75+220+47 =122+220 =342
The factors for 75 are 1,3,5,15,25 and 75. I think.
The factors of 39 are 1,3,13,39.