Just working out if you start with $50 and all up your money each week what u would get.
If u get odds of $1.20 each week, after 20 weeks u would have $1900.
Odds of $1.30 would get u $9500.
Odds of $1.40 would get u $41800.

If u take the pick your own start option u can get some easy bets.

brisbane +4.5 $1.20
newcastle +2.5 $1.39
NZ +2.5 $1.19