maybe the dual time he quoted includes non flight time (ie dual in simulator)??
taiwo85, a good start would be to have a look at:
https://www.casa.gov.au/standard-pag...-pilot-licence
I think (but may be wrong) for you, you would be looking at a minimum 200hrs, some requires particular time to be in non rotary and some of the cross country time requires particular conditions you will need to meet .