In a renowned city, the average birth rate is 4 people every two seconds and the death rate is 3 people every two seconds. Estimate the size of the population net increase that occurs in one day.	Choose the correct choice from the following choices: A) 43,100 B) 43,200 C) 43,300 D) 43,400 E) 43,450
This question can be modified so that the birth rate is given every m seconds and the death rate is given every n seconds.   For this particular question : Increase in the population every 2 seconds = 4-3= 
<gadget id="calculator">4-3</gadget>
<output>1</output>
1 people.   Total 2 second interval in a day= 24*60*60/2 = 43,200   Population increase = 43,200 * 1 = 43,200. Hence 43,200.
<result>B</result>
In a renowned city, the average birth rate is 4 people every two seconds and the death rate is 3 people every two seconds. Estimate the size of the population net increase that occurs in one day.