1. Cate q de lemne sunt in fiecare vagon?
10146q:57= 178q
2. Cate vagoane au mers la a II a si a III a scoala?
57-17= 40
3. Cate vagoane au mers la a II a scoala?
(40+4):2= 44:2= 22
4. Cate vagoane au mers la a III a scoala?
22-4= 18
5. Cate lemne a primit prima scoala?
17×178q= 3026q
6. Cate lemne a primit a II a scoala?
22×178q= 3916q
7. Cate lemne a primit a III a scoala?
18×178q= 3204q
|------------|(I scoala =17 vag.)
|----------|(II scoala)
|------|-4 (III scoala)