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# How many years are in a decade?

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###### 2017-05-22 07:46:15

10 years are in a decade so 40 years are in 4 decades

There are 10 years in a decade
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There are ten.

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## Related Questions

There are no centuries in a decade. A century is 100 years, and a decade is 10 years. Therefore there is .10 centuries in a decade.

There are 100 years in a century and 10 years in a decade

do you mean "decade"? if so then there's 10 years in a decade.

5 years. A decade means 10 years, so to find out how many years are in half of a decade you would simply divide 10 by 2, which is 5.

A decade is 10 years. Since there are 12 months in a year, a decade will have 120 months.

decade:10 years century:100 years millennium:1000 years

10 years are in a decade 100 years are in a century

A century is 100 years, whereas a decade is 10 years. There are 0 centuries in a decade. Technically there is one tenth of a century in a decade, but that's simply known as a decade.

A decade is a period of 10 years...So if 10 years have passed a decade has passed.