I'll mark ! berto invested in a precious mineral. the value of the mineral tends to increase by about 11% per year. he invests $40,000 in 2015. how much more will his investment be worth in 2020? enter your answer in the box. round to the nearest whole dollar.

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.