<prompt> The denominator in General feility rateLive bihsMid year populationReproductive women in the age group 15-45 mid year populationMarried women in the age group 15-45  <response>: General feility rate GFR : Number of live bihs per 1000 women in the reproductive age group 15-49 years in a given year Denominator : Takes mid-year population of 15-49 years age females into account Ref: Park 25th edition Pgno : 539 