Răspuns :
mere=a
pere=b
prune=c
a+b=24
b+c=13
a+c=23
1)Cate mere sunt?
24-23=1
2)Cate pere sunt?
24-1=23
3)Cate prune sunt?
23-13=10
4)Cate fructe sunt?
1+23+10=24+10=34
R:34 fructe
pere=b
prune=c
a+b=24
b+c=13
a+c=23
1)Cate mere sunt?
24-23=1
2)Cate pere sunt?
24-1=23
3)Cate prune sunt?
23-13=10
4)Cate fructe sunt?
1+23+10=24+10=34
R:34 fructe