(30 ) a country has a population of 9,507,000. in a given year, the country’s birth rate is 11 births per 1,000 people. the country’s death rate that year is 13.5 deaths per 1,000 people. use proportions to calculate the total births and total deaths for the year. then calculate the change in population.

The volume of a sphere is increased by 6%. calculate the corresponding percentage increased in it area.

The table below represents a linear function f(x) and the equation represents a function g(x): x f(x) −1 −5 0 −1 1 3 g(x) g(x) = 2x − 7 part a: write a sentence to compare the slope of the two functions and show the steps you used to determine the slope of f(x) and g(x). (6 points) part b: which function has a greater y-intercept? justify your answer. (4 points)

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)