Answer:
The percentage-of-revenue method is used since it produces the greater amortization of $180,0
Step-by-step explanation:
Firstly, using the percentage of reve method we have ;
Percentage-of-revenue method
$2,000,000. = 20% × $900,000
Percentage of revenue = $180,000
$10,000,000
Secondly, using the straight line method, we have;
Straight-line method
=$900,000 × 1/5 × 9/12
=$900,000× 0.2×0.75
= $135,000
After using the both method, which is straight line method and percentage of revenue method, we discovered that the percentage of revenue method is used since it produces the greater amortization of $180,000