6. James Shu the actuary for Ames Co. reports the following information for pension calculations purposes. a. Calculate pension expense, given service costs $46, Beginning Balance in PBO $ 650, interest rate 2%, expected return on plan assets $ 33 gain, amortization of prior service cost $ 6, amortization of net loss $2. Present your calculation. b. Calculate PBO given the following information. Beginning PBO S 360, service cost $ 30, interest at 5%, gain on PBO $ 27, retirement benefits paid $ 29. Present your calculations. Calculate ending Plan assets given the following information. Beginning balance $ 250 net actual return $ 25, cash contributions $ 33, paid to retirees S 30. Present your calculations