Please show all the formulas used!!! Would greatly appreciate it!!!

Problem 3. Nikola invested $24,500 at the beginning of 1994 in the ABC Fund. At the beginning of month 5 in 1994, his balance was $25,093 and he withdrew $10,000. At the beginning of month 12 in 1995, his balance was $15,892, and he deposited $8,000. On January 1, 1997 his balance was $28,309. a Find the annual time-weighted yield for the ABC Fund for the three-year period from January 1, 1994 until January 1, 1997. b Find an annual dollar-weighted yield received by Nikola for the three-year period from January 1, 1994 until January 1, 1997. Problem 3. Nikola invested $24,500 at the beginning of 1994 in the ABC Fund. At the beginning of month 5 in 1994, his balance was $25,093 and he withdrew $10,000. At the beginning of month 12 in 1995, his balance was $15,892, and he deposited $8,000. On January 1, 1997 his balance was $28,309. a Find the annual time-weighted yield for the ABC Fund for the three-year period from January 1, 1994 until January 1, 1997. b Find an annual dollar-weighted yield received by Nikola for the three-year period from January 1, 1994 until January 1, 1997