Răspuns :
A+b= 2695
3A/8 = b
A+ 3A/8= 2695
8A+ 3A= 2695 x 8 =
=> 11A = 21560
A= 21560 :11 = 1960
b = 2695- 1960 = 735
Proba?
b= a• 3/ 8
= 1960 • 3 /8 =
=> 245 x 3 = 735
3A/8 = b
A+ 3A/8= 2695
8A+ 3A= 2695 x 8 =
=> 11A = 21560
A= 21560 :11 = 1960
b = 2695- 1960 = 735
Proba?
b= a• 3/ 8
= 1960 • 3 /8 =
=> 245 x 3 = 735