Răspuns :
924 lei costa toata stofa
o bucata = 3 m
a doua bucata = 4 m
3+4=7 m stofa
Aflam cat costa 1 m de stofa
924:7=132 lei costa 1 m de stofa
132x3=396 lei costa bucata de 3 m
132x4=528 lei costa bucata de 4 m
V: 396+528=924 lei
o bucata = 3 m
a doua bucata = 4 m
3+4=7 m stofa
Aflam cat costa 1 m de stofa
924:7=132 lei costa 1 m de stofa
132x3=396 lei costa bucata de 3 m
132x4=528 lei costa bucata de 4 m
V: 396+528=924 lei