ajutati maaaa...........
![Ajutati Maaaa class=](https://ro-static.z-dn.net/files/d5c/cfa5622d4d9ebc7d7b973d7fa2048239.jpg)
3678×1000=3678000
55,4 decametri -0,554
257 decametri - 2.57 km
13 min.- 780 s
1 oră - 3600 s
27 min .- 1620
succes!