Answer each of the following independent questions. Required: 1. If John were to deposit a single amount, how much would he have to invest on December 31,2021 ? 2. If John were to make five equal deposits on each December 31 , beginning a year later, on December 31 , 2022 , what is the required amount of each deposit? 3. If John were to make five equal deposits on each December 31 , beginning now, on December 31,2021 , what is the required amount of each deposit? (For all requirements, Round your final answers to nearest whole dollar amount.)