If each year the population of the country grows by 10%, how many years will elapse before the population of the country doubles?
Pick.
A) 3	B) 4	C) 5	D) 7	E) 8
Till Year 2000, population is 100 .   Year 2001: Population becomes 110 ............. 1 Year elapsed   Year 2002: Population becomes 121 ............. 2 Year elapsed   Year 2003: Population becomes&gt;133 ............. 3 Year elapsed   Year 2004: Population becomes&gt; 146 .................. 4 year elapsed   Year 2005: Population becomes&gt; 160 .................. 5 year elapsed   Year 2006: Population becomes&gt; 176 .................. 6 year elapsed   Year 2007: Population becomes&gt; 193 .................. 7 year elapsed   Year 2008: Population &gt; 200 .................. 8 year elapsed   Answer:8
<result>E</result>
If each year the population of the country grows by 10%, how many years will elapse before the population of the country doubles?