Convert from bovate to virgate

Unit Definition (bovate)
The Bovate is an old English unit of land area equal to 1/8 hide. This was roughly 15 acres or 6 hectares. The word comes from the Latin bovis, an ox, indicating that the bovate was an area that could be farmed with the help of one ox.

Unit Definition (virgate)
The virgate is an old English unit of land area equal to 1/4 hide. This is roughly 30 acres or 12 hectares. The virgate was also called the yardland or yard of land.