Answer:
75 banci si 150 scaune
Explanation:
Ce stim:
1 clasa → 15 banci si 30 scaune
Ce aflam in modul 1:
5 clase → (15+15+15+15+15) banci si (30+30+30+30+30) scaune
Raspuns:
5 clase → 75 banci si 150 scaune
Ce aflam in modul 2:
5 clase → 15·5 = 75 banci si 30·5 = 150 scaune
Raspuns:
5 clase → 75 banci si 150 scaune