Respuesta :

Annder

Step-by-step explanation:

Weigh 1 1/2 pounds, 4 3/4 pounds, 2 3/10 pounds

sum = 3/2 + 19/4 + 23/10

= 30/20 + 95/20 + 46/20

= 171/20 = 8.55

average 8.55/3 = 2.85