How many bottles are there in a barrel of wine?

Approx 300 750ml bottles in a 60 gallon wine barrel

It is widely known the fact that the most common size wine bottle is 750 ml.  It is important to know the fact that one bottle of wine is generally 750 ml or 1/5 of a gallon.  Keep in mind the fact that one barrel has 60 gallons.  What does this mean?  There are approximately 300 750 ml bottles in a 60 gallon wine barrel.  It is interesting to know that approximately 700 bottles of wine are obtained from one ton of grapes.