Resposta:
Explicação passo-a-passo:
a) mmc ( 8 ; 12 ) = 24
b) mmc ( 9 ; 18 ) = 18
c) mmc ( 7 ; 11 ) = 77
d) mmc ( 9 ; 12 ; 15 ) = 180
e) mmc ( 4 ; 6 ; 8 ; 10 ) = 120
f) mmc ( 12 ; 15 ; 16 ; 20 ) = 240
