Respuesta :

Answer:

the weight of the heaviest fish was 15 lb

Step-by-step explanation:

? , 13.2,13.2,12.2, 9.9

the average of the top five fish=12.7

find Wayne S.'s fish weight:

the sum of the weight of the fish divided by the number of fish =average weight:

(x+13.2+13.2+12.2+9.9)/5=12.7

x+48.5=5*12.7

x+48.5=63.5

x=63.5-48.5

x=15

Wayne Fish weighs 15 lb

the weight of the heaviest fish was 15 lb