Răspuns :
gaste=74+găini
rate=120+gaini
rate+gaini+gaste=518
120+gaini+gaini+74+gaini=518
3xgaini=518-120-74
3xgaini=324
gaini=108
rate=120+108=228
gaste=74+108=182
rate=120+gaini
rate+gaini+gaste=518
120+gaini+gaini+74+gaini=518
3xgaini=518-120-74
3xgaini=324
gaini=108
rate=120+108=228
gaste=74+108=182
a+b+c=518
b=74+a
c=120+a
a+74+a+120+a=518
3a+194=518
3a=518-194
3a=324
a=324:3=108(gaini)
b=74+108=182(gaste)
c=120+108=228(rate)
b=74+a
c=120+a
a+74+a+120+a=518
3a+194=518
3a=518-194
3a=324
a=324:3=108(gaini)
b=74+108=182(gaste)
c=120+108=228(rate)