If something starts out costing $500 and then is marked down by 25% on each of three separate occasions what is the final price

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

Place the following steps in order to complete the square and solve the quadratic equation,

Ineed to know the answer to this algebra question.