Which of the following is not a possible r value

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

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.

The acceleration of an object due to gravity is 32 feet per second squared. what is acceleration due to gravity in inches per second squared?