Răspunsuri

2014-05-05T20:14:08+03:00
A+a=820 => a = 410
b+b = 628 =? b=314
a-b=410-314
1 5 1
2014-05-05T20:14:37+03:00
Cred ca A=820:2 = 410
            B=628:2=314
Iar A-B= 410-314
          =96