Răspuns :
p=pret
60p/100+80=p / *100
60p+8000=100p
8000=100p-60p
8000=40p
p=8000:40
p=200 lei a costat cadoul
60p/100+80=p / *100
60p+8000=100p
8000=100p-60p
8000=40p
p=8000:40
p=200 lei a costat cadoul
inseamna ca Cristina a contrebuit doar cu 40%
Cristina 40%......................80lei
Andrei 60%......................?lei
60x80=4800:40=120lei Andrei
In total cadoul era de 80+120=200lei
Raspuns:200lei
Cristina 40%......................80lei
Andrei 60%......................?lei
60x80=4800:40=120lei Andrei
In total cadoul era de 80+120=200lei
Raspuns:200lei