Răspuns :
C +M = 160
M +I =134
C + I = 146
160 + 134 + 146= 440 : 2 = 220
I= 220- 160 = 60
C= 220- 134= 86
M= 220- 146=74
Vf.
60 + 86 +74 = 60 + 160
= 220
M +I =134
C + I = 146
160 + 134 + 146= 440 : 2 = 220
I= 220- 160 = 60
C= 220- 134= 86
M= 220- 146=74
Vf.
60 + 86 +74 = 60 + 160
= 220