Stuart Mining Is Offered a $4,000,000 Line of Credit for Three

Multiple Choice

Stuart Mining is offered a $4,000,000 line of credit for three months at an APR of 6%. The bank requires that the firm keep an amount equal to 10% of the loan principal in an account with the bank as long as the loan remains outstanding. This account pays 2% APR with quarterly compounding. What is the actual three-month interest paid on this loan?

A) 1.6%
B) 6.6%
C) 12.6%
D) 14.6%
E) 60.9%