Odpowiedź :
a - Ania
b - Basia
c - Celina
c =70
a =b+40%*b
a =c-40%*c
a =b+40%*b
a =70-28
a =42
42 =b+4/10b
42 =14/10b
14b =420
b =30
Odp :Ania zebrała 42 autografy a Basia 30 autografów
b - Basia
c - Celina
c =70
a =b+40%*b
a =c-40%*c
a =b+40%*b
a =70-28
a =42
42 =b+4/10b
42 =14/10b
14b =420
b =30
Odp :Ania zebrała 42 autografy a Basia 30 autografów
Ania-> 70*40
----- = 28 70-28=42
100
Celina->70
Basia-> 100%-40%=60%
140-------->42
: ;
; :7 ; :7
; ;
20 6
; ;
; *5 ;
; ;
100% 30
----- = 28 70-28=42
100
Celina->70
Basia-> 100%-40%=60%
140-------->42
: ;
; :7 ; :7
; ;
20 6
; ;
; *5 ;
; ;
100% 30