Question

Calculați media aritmetică:



$\frac{2}{3} \: \: \frac{5}{6} \: \: \frac{1}{9}$

Answer 1

Ma = (2/3 + 5/6 + 1/9) : 3
Ma = (2×6/18 +5×3/18 + 2/18) : 3
Ma = (12+15+2)/18 : 3
Ma = 29/18 × 1/3
Ma = 29/54