Answer:
5 
Step-by-step explanation:
Given that,
Beginning assets = $80,000 
Ending asset = $120,000
Operating income = $200,000
Interest expense = $18,000
Average common stockholders’ equity = $20,000
Average total assets: 
= (Beginning assets + ending asset) ÷ 2 
 = ($80,000 + $120,000) ÷ 2 
 = $100,000 
 
Leverage ratio: 
= Average total assets ÷ Average common stockholders' equity 
= $100,000 ÷ $20,000 
 = 5