Answer:
accrued interest payable = $60,000
Step-by-step explanation:
Since the first principal payment was done on September 1, 2018, by December 31, 2018, the principal's balance = $2,700,000 - $900,000 = $1,800,000
By December 31, Halley Co. had 4 months of interest payable (September, October, November, and December), so total accrued interest payable was:
principal x interest rate x periods = $1,800,000 x 10% x (4/12) = $60,000