Răspunsuri

2014-10-26T17:10:39+02:00
Notam gaini=g;rate=r;gaste pt ca sunt mari=G
g+r+G=42
g=3r
G=2r
3r+r+2r=42
6r=42
r=42:6
r=7
g=3r
g=3*7
g=21
G=2r
G=2*7
G=14
21+7+14=42