Răspuns :
a+b+c=700
a+b=513
b+c=462
513+c=700
c=700-513
c= 187
b+187=462
b=462-187
b= 275
a+275+187=700
a=700-275-187
a= 238
V: 238+275+187= 513+187= 700.
a+b=513
b+c=462
513+c=700
c=700-513
c= 187
b+187=462
b=462-187
b= 275
a+275+187=700
a=700-275-187
a= 238
V: 238+275+187= 513+187= 700.
Prima zi:700-462
=238
A doua zi 513-238
A doua zi 275
A treia zi 462-275
A treia zi 187