Educational Testing Service

A business owner obtained a $6,000 loan at a simple annual interest rate of r percent in order to purchase a computer. After one year, the owner made a single payment of $6,840 to repay the loan, including the interest. What is the value of r ? A. 7.0. B. 8.4. C. 12.3. D. 14.0. E. 16.8. Select and indicate the best one of the answer choices ... ................
................