Question

what is birth date and death date

Answer 1

birth date is the date when someone is born
whereas death date is the date when someone dies

Answer 2

$hey \: mate \\ here \: is \: ur \: ans$
A person born on which date is said to be birth date.


and if ur questiin is birth rate

《then No of birth in live year per 1000 of population in a year.is known as bith rate.》


Death rate

《No of death in a year divided by average population is known as death rate.》