Question

What is the means of this line? Six hours saved every year are added to make one day( 24 hours) . Over a span of 4 years this surplus 4th year.​

Answer 1

The Actual Time of one revolution( year ) is actually 365 days and 6 hours. Thus, after 4 years, this becomes 24 hours (6+6+6+6) , thus 1 day, thus we have leap year every 4 years. For example, our current year 2020 is a leap year.

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Answer 2

Answer:

this means that there are 365 days and 6 hours extra for every year. as 6 hours is added in four years it forms one day known as leap year

6+6+6+6=24