The original amount of the bill exists $ 90.
What is the Gratuity amount?
A gratuity exists as a totality of money customarily provided by a customer to specific service sector workers such as hospitality for the service they have executed, in addition to the basic expense of the service.
Given:
Gratuity on a restaurant bill = $18 and tip = 20%.
To find the original amount of the bill.
The tip exists directly proportional to the total cost
[tex]${data-answer}amp;=\frac{18}{0.20}=x \\[/tex]
= $ 90
Therefore, the original amount of the bill exists $ 90.
To learn more about the gratuity amount
https://brainly.com/question/27945365
#SPJ2
