If there are 50 people per square mile in a small town with 5 restaurants, 4 grocery stores and 3 schools. How many people would occupy the rest of the 25 miles that is left in the city?​

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

If $740 is invested at an interest rate of 11% per year and is compounded continuously, how much will the investment be worth in 7 years? use the continuous compound interest formula a = pert.

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?