Season tickets for the Dingos are priced at $$400$ and include $20$ home games. An equal amount of revenue is recognized after each game is played. When the season began, the amount credited to Unearned Ticket Revenue was $$2,200,000.$ By the end of October, $$1,650,000$ of the Unearned Ticket Revenue had been recognized as revenue.

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How many season tickets did the Dingos sell?

Season tickets sold by Dingos