Question

A restaurant customer left ​$1.80 as a tip. The tax was 6% and the tip was 20​% of the after tax cost. Which information is not needed to compute the bill after tax and​ tip? What was the total​ bill?

Answer 1

The % of tax, $10.80

Step-by-step explanation:

without knowing whether or not taxes were paid, you could still find out the bill with the tips. Let me know if this makes sense or if i still need to explain.