Answer:
$5,750
Step-by-step explanation:
For computing the interest revue first we have to determine the remaining amount which is shown below:
= Sale type lease of property - first eight annual lease payments
= $135,000 - $20,000 
= $115,000 
 Now the interest revenue is 
= Remaining amount × discounted rate × number of months ÷ total number of months in a year 
= $115,000 × 10% × 6 months ÷ 12 months 
= $5,750
The six months is calculated from June to December 
We simply applied the above formula