Resposta:
Sim. Há infinitas frações equivalentes a 3/12. Veja algumas:
1/4, 2/8, 3/12, 4/16, 5/20, 6/24, 7/28, 8/32, 9/36, 10/40, 11/44, 12/48, 13/52, 14/56, 15/60, 16/64, 17/68, 18/72, 19/76, 20/80...
