Question

Media aritmetica a nr.7,2 si 16,8 este egala cu?

Answer 1

( 7,2 + 16,8 ) : 2 = 
24 : 2 = 12

Answer 2

$M_{a}$ = $\frac{a + b}{2}$
$M_{a} = \frac{7,2 + 16,8}{2} = \frac{24}{2} = <strong>12$