 |
Microsoft Windows |
|
Microsoft Word |
|
Microsoft Excel |
|
Photoshop |
|
Spletni programi |
|
Raznoraznarije |
|
|
| |
Mathematic: How big would the surface with all people standing on be? |
|
|
|
 |
|
 |
|
|
7 billion people live on our planet. If you put every person on their own square meter, how big of a surface would we need? Would North America be enough?
| changed: mat (19.3.2012, 10.17.04) |
|
|
|
|
|
 |
|
