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Results tagged with fractions
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user 440897
5
votes
1
answer
96
views
When and why did "a" become a synonym for "per"?
In modern day lingo, we often read and hear phrases like "50 cycles a second" or "60 words a minute" or "30 kilometers an hour". When did English first start using "a(n)" like this? Googling "a defini …
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