Răspuns :
beteala,aurie=a
beteala,argintie=b
beteala,multicolora=c
a+b+c=525
a=2b
c=b:2
2b+b+b/2=525
4b+2b+b=1050
7b=1050
b=150
a=300
c=75
beteala,argintie=b
beteala,multicolora=c
a+b+c=525
a=2b
c=b:2
2b+b+b/2=525
4b+2b+b=1050
7b=1050
b=150
a=300
c=75