The population of a city increases in size by 12 percent every 4 years. By what percentage will the population have increased after 29 years? (Give your answer correct to at least two decimal places.) % By what percentage does the growth rate of the city increase over a 4 year period? (Give your answer correct to at least two decimal places.) % At what rate would the be population growing when there are two hundred thousand people living in the city? (Give your answer correct to the nearest integer.) people per year