Model Exponential Growth and Decay
Solve $2.6 \%$ Per Year How Long Will It Take for This Country's Population

Multiple Choice

Model Exponential Growth and Decay
Solve.
-The population of a certain country is growing at a rate of $2.6 \%$ per year. How long will it take for this country's population to double? Use the formula $t = \frac { \ln 2 } { k }$ , which gives the time, $t$ , for a population with growth rate k, to double. (Round to the nearest whole year.)

A) 27 years
B) 28 years
C) 29 years
D) 26 years