(Future value of an annulty). Upon graduating from college 40 yean ago. Dr. Nick Riviera was dready planning for his retirement. Snoe then, he has made deposits into a fetiement fund on a monthly basis in the ameunt of \$120. Nick has just completed his final payment and it at last ready to refire. His retrement fund has earned if percont compounded insonthy. Use five decimal places for the periodie interest rale in your calculabicht. a. How much has Nick acoumulated in his retrement account? b. In addition to this, 10 years ago Nick received an inhereance check for 120,000 troen his belaved uncle. He decided to depoel the entre amount into his reterement fund. What is his current balance in the fund