Answer:
Measured over equal time periods.
Explanation:
To get an understanding of the <u>rate</u> of return you first need to lay down a period of time that you can use as a baseline when comparing the return of each investment. 
 
        
             
        
        
        
Answer
The answer and procedures of the exercise are attached in the following archives.
Step-by-step explanation:
You will find the procedures, formulas or necessary explanations in the archive attached below. If you have any question ask and I will aclare your doubts kindly.  
 
        
             
        
        
        
You develop your labor (human capital)
Due to scarcity, choices must be made. Every choice has a opportunity cost
Everyone's goal is to make choices that maximize their satisfaction. Everyone acts in their own "self-interest"
Everyone makes decisions by comparing the marginal costs and marginal benefits of every choice. 
You found it to be scarce that you were offered $3.00 dollars more than the first offer.
        
             
        
        
        
Answer:
Medlock will receive $2,940
Explanation:
Credit terms of 2/10, n/30 means there is a discount of 2% is available on payment of due amount within discount period of 10 days after sale with net credit period of 30 days.
According to given data
Sales = $3,000
As the payment is made within discount period, so discount will be availed
Discount  = $3,000 x 2% = $60
Now deduct the discount from due balance to calculate the amount received.
Amount Received = $3,000 - $60 = $2,940