Answer: $15.21
Step-by-step explanation:
Given
Joe's lunch cost $13.00 without tax
He tipped the waiter with 17% of bill without tax
So, the amount of tip is

Total amount that food costs without tax is

6 √5
7 π
Both continue on forever and will never have an exact answer - therefore, they're irrational.
10/3 which is the same as 3 1/3
You cant solve these if they are not equating up to something hence incomplete question.