Question

qual o m.m.c de 2,4,5,6,1?

Answer 1

2,4,5,6
1,2,5,3| 2
1,1,5,3| 3
1,1,5,1| 5
1,1,1,1|___
            30 = 2.3.5

Answer 2

MMC DE 1 = 3.
MMC DE 2 E 4 = 4.
MMC DE 5 E 6 = 120.