Question

SAO M. M. C. (12 40 30)

Answer 1

12, 40, 30 | 2
  6, 20, 15 | 2
  3, 10, 15 | 2
  3, 5 ,  15 | 3
  1, 5,     5 | 5
  1, 1,     1 | 2.2.2.3.5 = 120

Answer 2

o MMC é 180, 2.2.2.3.5 = 120