Réponse :
a. 14; 21; 28
b. 22 ;33 ;44
c. 30; 45 ;60
d. 38; 57 ;76
Multiples de 7:
14, 21, 28, 35, 42, 49, 56, 63, 70, ...
Multiples de 11:
, 22, 33, 44, 55, 66, 77, 88, 99, 110, ...
Multiples de 15:
30, 45, 60, 75, 90, 105, 120, 135, 150, ...
