Answer:
Regular price of a ticket = $60
Explanation:
Given:
On purchasing museum tickets in advance customers get 10% off on the regular price of ticket.
Anias paid the sale price of ticket = $54
To find the regular price of ticket.
Solution:
Let the regular price of ticket in dollars be
Discount offered for booking in advance = 10%
Discount amount in dollars =

Sale price of a ticket in dollars= Regular price - Discount amount=

Sale price given for a ticket = $54
So, we have:

Dividing both sides by 0.9

∴

∴ Regular price of a ticket = $60