Let the original number be x
X^2 + 11 = 36
Subtract 11
X^2 = 25
Square root both
X = 5
Solution: her original number is 5
Answer:
27
Step-by-step explanation:
The raised price represents 110% of the original price (100% plus the extra 10%)
A percentage is converted into a decimal multiplier by dividing by 100:

To clarify the final stage, consider this (where

is the original price):


From here, basic algebraic rules make solving for

easy:

Therefore the original price of a ticket was $175