Răspuns :
c) Un nr. se divide cu 10 daca are ultima cifra 0.
Exemple: 10,100,120,130,200,1000,1500.
Contraexemple: 14,45,98,87,103,186.
Exemple: 10,100,120,130,200,1000,1500.
Contraexemple: 14,45,98,87,103,186.