1) Calcule a média aritmetica simples em cada um dos seguintes casos: a) 150: 480 : 360

b) 80 ; 70: 90: 100

c) 50 ; 80; 70: 60; 10

d) 10: 20:30:40 : 50; 60; 70: 80.90

e)16;20;30

f)9;3;8;6;24​

i believe the answer is letter c) 8

step-by-step explanation:

42.4

step-by-step explanation:

convert to decimal

question: how many people can she serve?

answer: she can serve 16.66666667 people. so she can only give 16 people a complete serving.

question: does she have enough ice cream for her guests?

answer: no. explanation: she only has enough for 16 people to have a full serving. however, she can give a 17th person a partial serving.

5

step-by-step explanation: