Răspuns :
notam cu a,b,c cele 3 lazi.
a+b+c=612
b=2a
c=b+2
a+2a+2a+2=612
5a+2=612
5a=610
a=122
b=122+122
b=244
c=244+2=246
a+b+c=612
b=2a
c=b+2
a+2a+2a+2=612
5a+2=612
5a=610
a=122
b=122+122
b=244
c=244+2=246