You have 2 different savings accounts. For Account​ A, the simple interest earned after 21 months is ​$5.95. For Account​ B, the simple interest earned after 30 months is ​$36.00. If the interest rate is ​%3.4 for Account A and ​%2.4 for Account​ B, how much is the principal in each​ account? Which account earned you the most interest the first​ month? Explain your answer.