1) (280+320):3=
=600:3
=200 nuci in fiecare cos
sau
2) 320-280=40 (se iau de 40 de ori cate 2 si de 40 de ori cate 3 nuci si se
pun in cel de al 3-lea cos)...=>
280-(40*2)=
= 280-80
=200 nuci raman in primul cos
320-(40*3)=
=320-120
=200 nuci raman in cel de al 2 -lea cos
80+120=200 nuci in cel de al 3 lea cos
R=>200 nuci