Răspuns :
(a+b)/2=56
a+b=112
a/b=6/1
a/(a+b)=6/(1+6)
a/112=6/7, a=112x6/7=96
b=a/6=96/6=16
verificare
ma=(96+16)/2=112/2=56
a+b=112
a/b=6/1
a/(a+b)=6/(1+6)
a/112=6/7, a=112x6/7=96
b=a/6=96/6=16
verificare
ma=(96+16)/2=112/2=56