Answer:
the logical error is in the statements taking input.
The monthly costs are taken using input function which returns the input as a string which cannot be added to total costs like this:
games = int(input("Computer Games: "))
Like this, every input string should be first converted to integer and then stored inside the variable.
PLEASE UPVOTE IF YOU FOUND THIS HELPFUL!
help # 3. The following program contains a logical error. Fix it. # Trust Fund Buddy...