there is 1304.4375413 lunar months in a century.
6 months = a half of a year
There are 5 decades in half a century.
There are: 12/2 = 6 months in half a year
There are six months in one half of a year.
In half a year there are 6 months. If you ment in one and a half years, then 18 months.
6 monthsThere are 6 months in half a year.