Answer:
$282,000
Explanation:
APBO means Accumulated post retirement benefit obligation
Computation of amount of the APBO at December 31, 2021
APBO at the beginning $220,000
Add: Service cost $75,500
Add: Interest cost $22,000 (220,000*10%)
Less: Benefit paid $35,500
APBO at December 31 $282,000