Over the summer, Stan worked for his uncle at his shop. His summer earnings totaled $8,160. With Stan going back to school in the fall, he will be unable to work at his uncle's shop. Stan would like to be able to make money while he's in school, but how? One way that Stan can make his money grow is to invest his cummer income into a bank account paying simple interest at a rate of 6% per year. If Stan keeps his money in there for one year, determine the following: What is the P? What is the r? What is the t?