🧠Mixed10 questions
Day of the Week Knowledge Check
Sharpen your day of the week skills with algorithmically generated problems. Each attempt produces unique values to test your formula knowledge.
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Each century (100 years) shifts the day of the week anchor day forward by 5 days (in modulo 7). If the anchor day for this century is 2 (0 = Sunday, 6 = Saturday), what will the anchor day be 4 centuries from now?
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