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Some months have 30 days while others have 31 days because of the varying lengths of time it takes the earth to orbit the sun.

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Q: Why some month are of 30 days and some are 31?
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Related questions

What is the ratio of 30 days of a month to 31 days of a month?

30/31


How many days r in a month?

Depends Which Month. January - 31 days February - 28 days (29 days on a leap year) March - 31 days April - 30 Days May - 31 Days June - 30 Days July - 31 Days August - 31 Days September - 30 Days October - 31 Days November - 30 Days December - 31 Days Hope That Helped


How many seconds are in a month of 30 days as 31 days?

30 days have 2,592,000 seconds, and 31 days have 86,400 more.


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What is the number of days for each month of 1999?

January had 31 days. February had 28 days. March had 31 days. April had 30 days. May had 31 days. June had 30 days. July had 31 days. August had 31 days. September had 30 days. October had 31 days. November had 30 days. December had 31 days.


How many day are there in a month?

There are 28, 30 or 31 days in a month


How many days in each month of 2010?

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How many days are in each month 2011?

In 2011: January had 31 days. February had 28 days. March had 31 days. April had 30 days. May had 31 days. June had 30 days. July had 31 days. August had 31 days. September had 30 days. October had 31 days. November had 30 days. December had 31 days.


How many days in each month for 2006?

For 2006: 31 days in January. 28 days in February. 31 days in March. 30 days in April. 31 days in May. 30 days in June. 31 days in July. 31 days in August. 30 days in September. 31 days in October. 30 days in November. 31 days in December.


How many days in each month of 2008?

In 2008: January had 31 days. February had 29 days. March had 31 days. April had 30 days. May had 31 days. June had 30 days. July had 31 days. August had 31 days. September had 30 days. October had 31 days. November had 30 days. December had 31 days.


How many days are in each month in 2009?

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