Respuesta :
The factors of 18 are:
1, 2, 3, 6, 9, 18
The factors of 30 are:
1, 2, 3, 5, 6, 10, 15, 30
The common factors are:
1, 2, 3, 6
1, 2, 3, 6, 9, 18
The factors of 30 are:
1, 2, 3, 5, 6, 10, 15, 30
The common factors are:
1, 2, 3, 6