Answer:
Tip = $10.52
Tax = $4.21
Total bill = $67.33
Explanation:
We are given the following in the question:
Pre-tax bill = $52.60
Tip to waiter = 20% of the pre-tax amount
Tip to waiter =

Thus, $10.52 was given to waiter.
Tax on bill = 8% of the pre-tax amount
Tax =

Thus, tax on bill was $4.21.
Total bill =
Pre-tax amount + Tax + Tip

Thus, the total bill is $67.33