I did it in 4 days = )
the secret is to get the parachute as early as possible and just glide around collecting money while avoiding the launchers - unless you WANT to hit a gold one
this game actually stemed from another game where you pop baloons by a monkey throwing darts, blood111, and has recieved quite a cult following since it came out over a year ago
 "Hedgehog Launch"){kind=icon}
 "Bloons Tower Defense 2"){kind=icon}
 "The Last Stand"){kind=icon}