900
60 years = 6 decades.
400 of them because a decade is 10 years and 400*10 = 4,000 years which is 4 millennial
A thousand years
1 millennium = 1,000 years so 3 millennia = 3,000 years. Simple!
Two millennia is equal to 200 decades.
There are 100
300 of them
672365
300.
Since there is 1,000 years in a millennia and 10 years in a decade, you would divide 1,000 by 10. You will get 100 decades.
900
The answer depends on 6.5 WHAT! Seconds? Millennia?
1 millennia =1000 year 6 millennia =6000 yrs
There are 31,536,000 minutes in 6 decades
60 years = 6 decades.
There are 10.6 decades. Or 10 decades plus 6 years.