A popumation of bacteria quadruples (x4) every hour, the initial population is 30. A.) Find the population at the end of seven hours.
B.) After how many hours will the population equal 7,864,320?

An initial investment of $100 is now valued at $150. the annual interest rate is 5%, compounded continuously. the equation 100e0.05t = 150 represents the situation, where t is the number of years the money has been invested. about how long has the money been invested? use your calculator and round to the nearest whole number. years