A company leased a machine for $300,000.00 through a leasing system, incurring $550.00 of credit analysis, financed by the bank. The guaranteed residual value (GRV) was of $30,000.00. The interest rate of the financing is 2.7% am for a period of 24 months. Calculate the monthly value of the installments to be paid, assuming:

a) GRV was paid at the end of the contract;

b) payment of the GRV at the beginning of the contract in the form of an entry. Considering a total tax benefit of 34%(deduction), assemble the cash flow of this project.