One mile=8 furlongs, 70 yards=0.318 furlong.
The word furlong use to refer to the length of a furrow an oxen or team of oxen could plough in a field without a rest.
An acre was the area a man with one ox could plough in a day and was one furlong long and one tenth furlong wide. 22 yds or one tenth furlong is called a chain. So an acre is 1 furlong x 1 chain
An acre was the area a man with one ox could plough in a day and was one furlong long and one tenth furlong wide. 22 yds or one tenth furlong is called a chain. So an acre is 1 furlong x 1 chain
A furlong is 220 yds. 70 yds is approximately 0.3 of a furlong