<prompt> In a certain population, there were 4050 births in the last one year. There were 50 still births. 50 infants died within 7 days where as 150 died within 28 days. What is the Neonatal mortality rate?5062.512.549.4  <response>: Total number of births in one year 4050No. of still births in that year 50Hence, total number of live births in that year would be4050 504000Total number of infants dying in the first 7 days 50 Total number of infants dying in the next 21 days 150Hence, total number of infants dying in the first 28 days of birth 50 150 Now,Neonatal mortality rate 50 