Civil Services Kerala (കേരളം) PSC KAS Prelims Test Series 2025 General Knowledge Geography (World Geography) World Economic and Human Geography
The crude birth rate (CBR) is expressed as
1
number of live births in a year per thousand of population
2
number of live births in a year per million of population
3
number of live births in a year per lakh of women
4
number of live births in a year per lakh of population