I need help :(

[unicornteeth]

Andrew borrowed $6800 to buy a motorbike. Andrew repaid the loanplus 9·2% p.a. flat rate interest in 3 years.

1. a How much interest was Andrew charged?
   
2. b Calculate the total amount Andrew paid to repay the loan.
   

 

[stapel]

Andrew borrowed $6800 to buy a motorbike. Andrew repaid the loanplus 9·2% p.a. flat rate interest in 3 years.
a) How much interest was Andrew charged?
b) Calculate the total amount Andrew paid to repay the loan.

How does your course define "flat rate interest"? Does this term mean "simple interest"?

When you reply, please include a clear listing of your thoughts and efforts so far, so we can see where you're getting stuck. Thank you!

 

[JeffM]

Andrew borrowed $6800 to buy a motorbike. Andrew repaid the loanplus 9·2% p.a. flat rate interest in 3 years.

2. a How much interest was Andrew charged?
3. b Calculate the total amount Andrew paid to repay the loan.

How often and in what amount are payments made?