Three technicians take a tender to make a machine for Rs. 45000. If a works alone, the machine will be completed in 15 hours, if b works alone, then it takes 20 hours. If c works alone, then the time taken will be 25 hours. If a works for 5 hours alone, and after that, the work is completed by b and c working together without a, then find the amount a, b and c have with themselves each.