Suppose a city with population 500,000 has been growing at a rate of ​6% per year. If this rate​ continues, find the population of this city in 18 years.

Which statement best describes how the loudness of the sound affects the high-pressure region created by the sound wave? a. a louder sound has no effect on the pressure created. b. a louder sound means a high-pressure region that is higher. c. a louder sound means a high-pressure region that is not as high.