Răspuns:
Teodor are 100 de puncte
a) Irina:
100+82=182 puncte are Irina
b) Mara
182-36=146 puncte are Mara
c) Andrei
2×146=292 puncte are Andrei
Reprezentare grafica:
Mara |------| +46
Andrei |------|------|+2×46
Irina |------|+46+36
Teodor |------|
[___]
100
100+82=182 puncte are Irina
2×100+2×46=200+92=292 puncte are Andrei
100+46=146 puncte are Mara