Răspunsuri

2014-05-13T22:52:05+03:00
P=persoana
f=fiul
t=tatal
p+f+t=140
p=27+f
p=t-32
27+f=t-32
f=t--59
t-32+t-59+t=140
3t-91=140
3t=140+91
3t=231
t=77 ani
p=t-32=77-32=45 ani
f=t-59=77-59=18 ani

2 3 2