SOLUTION: If a decade is ten years then a score will be what?

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Question 1012833: If a decade is ten years then a score will be what?
Answer by Theo(13342) About Me  (Show Source):
You can put this solution on YOUR website!
a score is 20.

abe lincoln's address starts with:

four score and seven years ago, our forefathers .....

this was made in 1863.

subtract 87 years from 1863 and you get 1776.