Question

What are the 28,29,30,31 group of dates called

Answer 1

Answer:

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Explanation:

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Answer 2

Julius Caesar modified the Roman calendar in 46 B.C. to make each month have either 30 or 31 days, with the exception of Februarius, which had 29 days and gained an extra day every fourth year. Quintilis was later renamed Julius in his honor. Likewise, Sextilis later became Augustus to honor Augustus Caesar.
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