প্রশ্ন সংশোধন করুন
প্রশ্ন:
In a certain country, a person is born every 4 second and person dies every 10 seconds . Therefore , the birth and death rates account for a population growth rate of one person every--
In a certain country, a person is born every 4 second and person dies every 10 seconds . Therefore , the birth and death rates account for a population growth rate of one person every--