Hard circuits for me> I need help dont knwo where to star

[jherard]

[url=http://imageshack.us/photo/my-images/444/newpictured.png/][img]http://img444.imageshack.us/img444/7959/newpictured.th.png[/img][/url]

Uploaded with [url=http://imageshack.us]ImageShack.us[/url]


its quite messy but only take notice of the Solid coloured numbers.
Question 1: evaluate current I

Question 2:Calculate the power associated with the dependant power source

Question 3:Calculate the power Delivered by the independant current source