Răspuns :
I-----------I persoana 1
I-----------I 10 I persoana 2
I-----------I 10 I-----------I 10 I persoana 3
38-10-10-10=38-30 =8
8:4=2 ani are persoana 1
2+10=12 ani are persoana 2
12*2=24 ani are persoana 3
I-----------I 10 I persoana 2
I-----------I 10 I-----------I 10 I persoana 3
38-10-10-10=38-30 =8
8:4=2 ani are persoana 1
2+10=12 ani are persoana 2
12*2=24 ani are persoana 3