a shopkeeper purchased 1000 electric bulbs at rs. 16 each. 100 bulb were damaged and he sold the remaining bulbs at 12.5 % profit. find the selling price of each bulb​

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. create a question you could ask that could be answered only by graphing or using a logarithm.