You want to have $$75,000$ on your bank account $11$ years from now. You want to deposit the same amount every year, starKng at the end of this year, and you can earn $5\%$ per year on your savings.

a$.$ What would be your annual deposit?

b$.$ Say that you make the first deposit today and the last one in $10$ years, what

would be your annual deposit? Does it increase or decrease and why?