29. returns you return several shirts to a store. the
receipt shows that the amount placed back on your
credit card is – $30.60. each shirt is - $6.12. how
many shirts did you return?
me i need to check my answer

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.