Strewth, talk about spoon feeding!
Australian Tax rates can be found in a number of places:
http://www.ato.gov.au/individuals/co...tent/12333.htm
http://en.wikipedia.org/wiki/Income_tax_in_Australia
Some quick back of the envelope maths shows that $75K will net about $2200 per fortnight. Throw some allowances on top of that and you've got your answer.
$100K nets about $2800 per fortnight.
I'll collect my fee if you guys ever get into QF. It involves me never buying drinks. I like good bottles of red wine!