This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Demography and family planning, Subject name: Social & Preventive Medicine
In a community of 5000 people, the crude bih rate is 30 per 1000 people. The number of pregnant female is? 
Select and explain. 
A. 150, B. 65, C. 175, D. 200
A: 150
Answer: A: 150 
Explanation: Crude Bih rate: Annual number of live bihs per 1000 mid year population Here, CBR is 30 per 1000 population So for 5000 population - 30/1000 x5000 = 150 That implies, no of pregnant women is 150 Ref: Park 25th edition Pgno : 532