An employee is paid on a piecework basis as follows: 1 to 500 units N$0.50 per unit 501 to 1000 units N$0.75 per unit 1001 to 1500 N$1.00 per units unit Only the additional units qualify for the higher rates and rejected units do not qualify for payment. During one day, an employee produced 1200 units of which 32 were rejected. How much did the employee earn for the day