A rational number can be expressed as a fraction of 2 integers, where the denominator does not equal to 0.
20/36 reduced is 5/9. hope this helped! :)
Answer: 16,940 from interest.
Explanation: The cost of it is 28,000 and when you figure out what 5.5% of that is it will come to be 1,540. Next you multiply 1,540 by the 11 years so it would come to 16,940.