Question

question 15:

the price of a movie ticket has increased to 125% of its price 4 years ago. if a movie ticket costs $20 now, determine how much it would have cost 4 years ago. show your working out.

Explanation:

Define the variable

Let \(x\) represent the price of the movie ticket 4 years ago in dollars.

Set up the equation

Using the Percentage Equations knowledge point

$$ 125\% \cdot x = 20 $$

Solve for x

Using the Solving Linear Equations knowledge point

$$
LATEXBLOCK0
$$

Answer:

\(16\) dollars