show all the steps please (also do the question above first!)

show all the steps, please!

22. How much larger will the value of a TFSA be at the end of 25 years if the contributor makes month-end contributions of $300 instead of year-end contributions of $3600? In both cases the TFSA earns 8.5% compounded semiannually. 21. Amir started contributing $5500 to a TFSA at the end of every year beginning in 2017. In 2019, the maximum allowable annual contribution was increased to $6000 and Amir planned to continue to contribute the maximum amount at the end of every year for the next 15 years. How much will he have in his TFSA after 15 years of additional contributions if the maximum allowable annual contribution remains at $6000 and his average rate of return is 8% compounded annually? 22. How much larger will the value of a TFSA be at the end of 25 years if the contributor makes month-end contributions of $300 instead of year-end contributions of $3600? In both cases the TFSA earns 8.5% compounded semiannually. 21. Amir started contributing $5500 to a TFSA at the end of every year beginning in 2017. In 2019, the maximum allowable annual contribution was increased to $6000 and Amir planned to continue to contribute the maximum amount at the end of every year for the next 15 years. How much will he have in his TFSA after 15 years of additional contributions if the maximum allowable annual contribution remains at $6000 and his average rate of return is 8% compounded annually