Răspuns:
a) 50 , 51,52,53,54,55,56,57,58,59
b) 17,27,37,47,57,67,77,87,97
c) 11,22,33,44,55,66,77,88,99
d) 30,41,52,63,74,85,96
e) 17,71,26,62,35,53,44
Răspuns:
a). 50,51,52,53,54,55,56,57,58,59
b).17,27,37,47,57,67,77,87,97
c). 11,22,33,44,55,66,77,88,99
d). 30,41,52,63,74,85,96
e). 17,71,26,62,35,53,44,80
Explicație pas cu pas: