Population of Egypt in 2005 is 72.64 million.
<u>Step-by-step explanation:</u>
We have ,The estimated population of Egypt in 2011 is about 81 million. this is a 1.8% growth rate over the previous year. According to question , population in year 2010 = population in year 2011 - 1.8% of population in year 2011 i.e.
population in year 2010 = = 79.52 million
Similarly, population in year 2009 = = 78.10 million
population in year 2008 = = 76.70 million
population in year 2007 = = 75.32 million
population in year 2006 = = 73.97 million
population in year 2005 = = 72.64 million
Therefore, population of Egypt in 2005 is 72.64 million.