3) caleb's cellphone says that it is 20% charged. he has 45
minutes of battery left. how many minutes will the
cellphone battery last if the cellphone is fully charged?

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

The table shows the number of students who signed up for different after school activities. activity students cooking 9 chess 4 photography 8 robotics 11 select the true statements about the information in the table.

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?