Exercise 20-13 Ivanhoe Company sponsors a defined benefit pension plan. The corporation's actuary provides the following information about the plan. January 1, 2017 $1,640 2,060 2,390 1,770 Vested benefit obligation Accumulated benefit obligation Projected benefit obligation Plan assets (fair value) Settlement rate and expected rate of return Pension asset/liability Service cost for the year 2017 Contributions (funding in 2017) Benefits paid in 2017 December 31, 2017 $2,060 2,610 3,230 2,490 10 % 620 ? 400 710 220 (a) Compute the actual return on the plan assets in 2017. Actual return on the plan assets (b) Compute the amount of the other comprehensive income (G/L) as of December 31, 2017. (Assume the January 1, 2017, balance was zero.) (Enter loss using either a negative sign preceding the number e.g. -45 or parentheses e.g. (45).) Net pension liability gains and losses (c) Compute the amount of net gain or loss amortization for 2017 (corridor approach). Net gain or loss amortization $ (d) Compute pension expense for 2017. Pension expense