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  1. The 300 people who are lined up outside an amusement park all enter by 8:15 a.m. By 8:30, 550 more people enter. After 8:30, every 15 minutes the number of people who enter increases steadily by 250. All of the people are planning to stay for the parade at noon. Homework Help ✎

    1. How many people enter between 11:45 and noon, just in time for the parade?

    2. Represent the problem as a sequence and write a formula for the nth term.


Write the summation representing the total number of people who entered the amusement park to see the parade between 8:15 and 12:00.
Write the formula for the sequence representing the number of people who entered the park during the nth quarter-hour.