Glenroy entered into a fixed price contract with a contractor to do an electrical job at his house. The contract is worth $2000 and the contractors hires 1 workman who he pays $50 per hour. Assuming that the workman take 1.5 working days to complete the job, he uses $600 worth or electrical material and has no other cost, how much profit did Glenroy make on this contract?
1) $800
2) $1400
3) $0
4) $600