A suburban lawn service bought 10 new mowers at $3300 each. The company made a $5000 down payment and financed the balance at an annual rate of 10% with monthly payments for 4 years. Use Calculator BII.

The amount of interest for the second payment period is

The portion of the third payment that is applied to reduction of the principal is

The principal remaining at the end of the fourth payment period is

The total interest paid in the first five periods is