The population of a city is 150,000. The city declines continuously by 3% per year. If this trend continues, in how many years will the city be losing 3200 people per year?

Thanks to its environmental initiatives, Booneville has cut its annual CO2 emissions by 10%. This year, the town produced 220,000 metric tons of emissions. If the downward trend continues, how much CO2 will be produced 3 years from now?

Global warming is causing the temperatures around the world to rise. If the average temperature of an area is increasing by 0.8% per month, and the average temperature is now 45 degrees, what will the average temperature be 5 years from now?

A store shows a net profit of $65,250 for the year. If the store profit increases by 3.75% per year for the next 15 years what will the net profit be at that point?