Question

calculati a+b+c=108, a:b=5 rest 1,b:c=3rest 2 aflati numerele​

Answer 1

Răspuns:

a:b= 5 rest 1=> a=5b+1

b:c=3 rest 2 =>b=3c+2

a=15c+11

15c+11+3c+2+c=108

19c+13 =108

19c=108-13

19c=95

c=5 => b= 17 ; a=86