Răspuns :
Notam:g=nr baloane galbene
r=nr baloane rosii
v=nr baloane verzi
a=nr baloane albastre
r=3g
r=v+10
a=v+4,a=12
=>v=8=>r=8+10=18
=>g=18/3=6 baloane galbene
Notam:g=nr baloane galbene
r=nr baloane rosii
v=nr baloane verzi
a=nr baloane albastre
r=3g
r=v+10
a=v+4,a=12
=>v=8=>r=8+10=18
=>g=18/3=6 baloane galbene