(Complex annwity) Upon graduating from coliege 40 years ago, Dr. Nick Riviera was already thinking of retirement Since then he has made deposits into his retirement fund on a quarterly basks in the amount of 5400 . Nick has just completed his final payment and is at last ready to retire. His retirement fund has eamed 10.6% interest compounded quarterfy. a. How much has Nick accumulated in his retirement account? b. In addition to all this, 10 yoars ago, Nick-recelved an inheritance check. for $20,000 from his beloved uncle. He decided to deposit the entire anocunt into his retirement fund What is his current balance in the fund? a. Since graduating hom college 40 years ago. Dr. Nick Rivieca has made deposits into his retirement fund on a quarterly bash in the amount of $400. If his retirement fund has aamed 10. 6\% interest compounded quartedy, how much has Nick accumulated in his rotirement account? (Round to the nearest cent)