Answer:
a=1.2
b=2
c=3
sum = (a+b+c)
average = float(sum/3)
print(average)
Explanation:
Using python language, the three variables are created and assinged values (ints and float).
Sum is calculated with sum = (a+b+c)
average is calculated but casted to a float data type using this statement average = float(sum/3)