logic

Posted by k on Jun 07, 2013; 6:41am
URL: http://discussion-forum.276.s1.nabble.com/logic-tp7581883.html

In a certain town, 3 people are born every 7 seconds and 7 people die every 11
seconds. Therefore the birth and death rates account for a population growth rate of
one person every
a) 3/11
b) 16/21
c) 7/11
d) 3/17