Check out the exact games odds.
Nets in 4 / 30:1
Nets in 5 / 15:1
Nets in 6 / 08:1
Nets in 7 / 08:1
So if you split your $$ evenly, your effective winnings are:
Nets in 4 / 27:1
Nets in 5 / 12:1
Nets in 6 / 05:1
Nets in 7 / 05:1
+500 smells sweeter than +240 :shrug: