Răspuns :
oi albe l______l______l______l
oi negre l______l
3-1= 2 segmente diferenta
150 :2= 75 (un segment) = oi negre
75 x 3 =225 oi albe
Verificare 225-75=150
oi negre l______l
3-1= 2 segmente diferenta
150 :2= 75 (un segment) = oi negre
75 x 3 =225 oi albe
Verificare 225-75=150
oi negre ... |---|
oi albe ... |---|---|---|
diferenta lor ... |---|---| = 150 => |---| = 150:2=75 (oi)
=> oi negre = 75 si
oi albe = 3*75=225
oi albe ... |---|---|---|
diferenta lor ... |---|---| = 150 => |---| = 150:2=75 (oi)
=> oi negre = 75 si
oi albe = 3*75=225