Earl S Savings Account Has An Apr Of 7 3 Calculates Interest Daily And Pays Inte

Earl’s savings account has an APR of 7.3%, calculates interest daily, and pays interest at the end of the month. If during the month of June, his balance was $400 for the first 10 days of the month, $1500 for the next 10 days of the month, and $600 for the last 10 days of the month, how much total interest did Earl earn in June?