I believe it is commas but let me verify real quick
 
        
        
        
Hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
        
                    
             
        
        
        
Answer:
$9,400
Explanation:
We know,
predetermined overhead rate for machine hour = 
Given,
Total overhead cost = $690,900
Total machine hours = 1,470
Putting the values into the formula, we can get
predetermined overhead rate for machine hour = 
predetermined overhead rate for machine hour = $470
When we use a separate job, the overhead cost will be = predetermined overhead rate × total hours used by the job.
The amount of overhead should be applied to Job 65A if that job uses 20 machine hours during January  = 20 hours × $470 = $9,400
 
        
             
        
        
        
<h3><u>
Full Question:</u></h3>
Which of the following actions will help to ensure that formal business documents are trustworthy?
A: Using a wide variety of charts and tables
B: Putting the decision-related information first
C: Getting information from reliable sources
D: Requiring a password to open the document
Getting information from reliable sources  will help to ensure that formal business documents are trust worthy.
<h3><u>
Explanation:</u></h3>
Business documents refers to the record, books, files, plants, correspondence, reports, documentation,etc and details associated with the financing activities of the business. They can be in the form of paper works, electronic format, etc. It is very essential for any business to contain these information that can be handed over to the stakeholders, public,etc  when any issues occurs financially or legally.
There are many things that are to be followed while  preparing these documents. The information that are included in this document must be collected from reliable sources. This is because it should not be proven to be false during any legal or financial issues.