Question

cate numere pare de forma a3b au suma cifrelor 12?

Answer 1

a3b-numerre pare => b={0,2,4,6,8}
daca b=0 =>a=9 ---numarul :930
daca b=2 =>a=7 ----numarul:732
daca b=4 =>a=5----numarul:534
daca b=6=>a=3----numarul :336
daca b=8=>a=1---numarul:138
Numerele sunt ={930;732;534;336;138}