At the beginning of 2019, the pension formula was amended to:

1.60% Service years Final year's salary

The amendment was made retroactive to apply the increased benefits to prior service years.

Required:

1. What is the company's prior service cost at the beginning of 2019 with respect to Davenport after the amendment described above?

2. Since the amendment occurred at the beginning of 2019, amortization of the prior service cost begins in 2019. What is the prior service cost amortization that would be included in pension expense?

3. What is the service cost for 2019 with respect to Davenport?

4. What is the interest cost for 2019 with respect to Davenport?

5. Calculate pension expense for 2019 with respect to Davenport, assuming plan assets attributable to her of $210,000 and a rate of return (actual and expected) of 10%.