Answer:
Liability of un-redeemed coupons Pending on December 31, 2018 is $60,000
Step-by-step explanation:
Coupon already expired issued on Jan 01, 2018
Coupon issued on 07/01/2018 $830,000
Estimated redeemable coupon value - 50% $415,000
($830,000 * 50%)
Less : Disbursed $355,000
Liability pending on Dec. 31, 2018 $60,000