Resposta:
3
Explicação passo-a-passo:
105, 75, 108 | 2
105, 75, 54 | 2
105, 75, 27 | 3
35, 25, 09 | 3
35, 25, 03 | 3
35, 25, 01 | 5
07, 05, 01 | 5
07, 01, 01 | 7
01, 01, 01 |
