Time remaining:
How many people entered between 11:45 and noon, just in time for the parade?

label Algebra
account_circle Unassigned
schedule 1 Day
account_balance_wallet $5

The 300 people who were lined up outside the amusement park had all entered by 8:15 am. By 8:30, 550 more had entered. The number who entered each 15 minutes increased steadily by 250 after that. All of the people were planning to stay for the parade at noon.

Apr 27th, 2015

Answer: 4050

time entrants
815 300
830 550
845 800
900 1050
915 1300
930 1550
945 1800
1000 2050
1015 2300
1030 2550
1045 2800
1100 3050
1115 3300
1130 3550
1145 3800
1200 4050

Apr 27th, 2015

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