24
mama |-------|---| |
|
fiica |--------| | 95 ani
24 20 |
bun. |---------|---|--| |
Rezolvare:
1) 95-24-(24+20)= 95-24-44=27 (ani) segmentele egale
2) 27:3=9 (ani) are fiica
3) 9+24=33 (ani) are mama
4) 33+20=53 (ani) are bunica
Verificare:
9+33+53=95
Raspuns: mama are 33 ani
fiica are 9 ani
bunica are 53 ani