list = [1,2,3]
result= (list[0]+ list[1]+ list[2])/ 3
print(result)
list = [1,2,3]
result= (list[0]+ list[1]+ list[2])/ 3
print(result)
list=[10,20,30]
for i in range(len(list)):
sum=sum+list[i]
tot=len(list)
print(sum)
print(tot)
avg=sum/tot
print(avg)
num = [34, 50, 65, 70, 80]
avg = (num[0] + num[1] + num[2] + num[3] + num[4])/5
print(avg)