Question

Cate numere naturale de trei cifre exista,stiind ca fiecare dintre ele nu are cifre care sa se repete,iar cifra unitatilor este 5?
  Va multumesc !

Answer 1

150,152,153,154,156,157,158,159,250,251,253,254,256,257,258,259,350,351,352,354,356,357,358,359,450,451,452,453,456,457,458,459,650,651,652,653,654,657,658,659,750,751,752,753,754,756,758,759,850,851,852,853,854,856,857,859,950,951,952,953,954,956,957,958, aste sunt