Notam :
mere = M
pere = P
prune = PR
M + P + PR = 7000 hg
M + P = 5425 hg
M + PR = 3218 hg
5425 + PR = 7000 hg
PR = 7000 hg - 5425 hg
PR = 1575 hg
M + PR = 3218 hg
M + 1575 hg = 3218 hg
M = 3218 hg - 1575 hg
M = 1643 hg
M + P = 5425
1643 hg + P = 5425 hg
P = 5425 hg - 1643 hg
P = 3782 hg
Raspuns : PR = 1575 hg , M = 1643 hg , P = 3782 hg
Sper ca te-am ajutat :)