Va roooooggggggggggg
![Va Roooooggggggggggg class=](https://ro-static.z-dn.net/files/d70/76375352a9a0e0046b918e18e7b23c02.jpg)
[tex]ma = \frac{60 + 80 + 100 + 140 + 180}{5} = \frac{300 + 260}{5} = \frac{560}{5} = 112[/tex]