'''
Variables can be used to store information and efficiently recover and manipulate stored values.

The revenue of three companies have been stored in three variables: revenue_1, revenue_2, and revenue_3.
Let's calculate the total revenue and the average revenue of these companies.

'''


# Print the total revenue
total = revenue_1 + revenue_2 + revenue_3
print(total)

# Print the average revenue
average = total / 3
print(average)  
