You have a credit card balance of $15,000 which you plan to repayin 4 monthly payments. You plan to use the following repaymentschedule:
Month 1 pay interest due
Month 2 pay interest due + one-half the original balance
Month 3 pay interest due
Month 4 pay interest due + one-half the original balance
If the credit card company charges an interest rate of 1.5% permonth, how much interest (to the nearest whole dollar) will you have paid by the end of month four?