Răspuns :
m - mama
f - fiica
m+f= 32
m= 7f
______
m= ?
f= ?
______
m+f= 32
7f+f= 32
8f= 32
f= 32:8
f= 4
m= 7f
m= 4·7
m= 28
\weskizq
f - fiica
m+f= 32
m= 7f
______
m= ?
f= ?
______
m+f= 32
7f+f= 32
8f= 32
f= 32:8
f= 4
m= 7f
m= 4·7
m= 28
\weskizq