Răspuns :
mama |____f______|.......24.......|
fiica |____f______|
f+24+f=37
2xf=37-24
2xf=13
f=6.5
Mama=6.5+24
mama=30.5
fiica |____f______|
f+24+f=37
2xf=37-24
2xf=13
f=6.5
Mama=6.5+24
mama=30.5
m+f=37
f=m-24=>m=f+24
f+24+f=37
2f=37-24
2f=13
f=13:2
f=6.5
m=f+24
m=6.5+24
m=30.5