10 years = 1 decade
20 years = 2 decades
30 years = 3 decades
.
.
etc.
200years
There are 20 years in two decades.
There are 200 years in 20 decades
1 decade equals 10 years. So 2 decades is equal to 20 years.
200 / 10 = 20 There are twenty decades....
A decade is 10 years, 200 years between 1776 and 1976 so the answer is 20 decades.
well a decade is 10 year so 2 decades will be 20 years
20 decades 2 centuries = 200 years 1 decade = 10 years 200/10 = 20
A score is 20 years. A decade is 10 years. So in 10 decades we've had 100 years. Thus there are 5 scores in 10 decades. 10 Years/1 Decade x 10 Decades ÷ 20 years/1 score = 5 scores
Twenty years is two decades.
A score is 20 years. A decade is 10 years. So in 10 decades we've had 100 years. Thus there are 5 scores in 10 decades. 10 Years/1 Decade x 10 Decades ÷ 20 years/1 score = 5 scores
A decade is 10 years. Since there are 20 years from 1942 to 1962, that would be 2 decades.
A Decade is 10 years. 200 x 10 is 2000.