Răspuns:
Explicație pas cu pas:
Alexandra ______ + 3
Teodor ______
Andrei ______ + 6
3 segmente + 3 + 6 = 81
3 segmente + 9 = 81
3 segmente = 81 - 9 = 72
1 segment = 72 : 3 = 24
Alexandra are 24 + 3 = 27 nuci
Teodor are 24 nuci
Andrei are 24 + 6 = 30 nuci