Answer: the correct answer is letter D. the nominal interest rate is the stated interest rate whereas the real interest rate is the nominal interest rate minus the inflation rate.
Explanation: in financial maths when you speak about "real" rates you should consider the inflation impact. 
 
        
                    
             
        
        
        
Answer: c) $7,535
Explanation:
The Collection Float refers to the time that it takes for a deposited check to become available to the account owner after the check has been deposited. 
The Average amount is calculated thus;
= No. of payments * Clearing days * average value of payment
= 138 * 1.3 * 42
= $7,535
 
        
             
        
        
        
Answer:
That statements is false
Explanation:
When you borrow money, interest represent the additional amount that you need to give back to the creditor. For example let's say that you borrow $1,000 with 10% interest rate per year. After one year, you need to pay back the loan with additional $100 ($1,000 x 10%) for the creditor.
This means that when the interest rate is high, it will cost you more to borrow money.