\begin{array} { l } { \text { Example } 21 \text { : The population of a city in } 2012 \text { was } } \\ { 200000 \text { . If the population is growing at the rate } } \\ { \text { of } 9 \% \text { per year, find the population of the city in } } \\ { \text { at the end of } 2014 . } \end{array}

\begin{array} { l } { \text { Example } 21 \text { : The population of

1.	\begin{array} { l } { \text { Example } 21 \text { : The population of a city in } 2012 \text { was } } \\ { 200000 \text { . If the population is growing at the rate } } \\ { \text { of } 9 \% \text { per year, find the population of the city in } } \\ { \text { at the end of } 2014 . } \end{array}
Answer» every year increase by 9%so population in 2014=2000001.091.09=237,620