Organic hot dogs at the grocery store cost $2 each at a major league baseball game in organic hot dog cost $6.50 by what percent does a baseball field mark up its organic hot dogs

The population of a small rural town in the year 2006 was 2,459. the population can be modeled by the function below, where f(x residents and t is the number of years elapsed since 2006. f(t) = 2,459(0.92)