media aritmetica nr: 10si2 8si1 91 repede

Răspuns :

(10×2)/2=20/2=10
(8×1)/2=8/2=4



[tex]ma = \frac{10 + 2}{2} = \frac{12}{2} = 6[/tex]
[tex]ma = \frac{8 + 1}{2} = \frac{9}{2} [/tex]
Presupun ca in loc de 91 ai vrut sa scrii 9 si 1
[tex]ma = \frac{9 + 1}{2} = \frac{10}{2} = 5[/tex]