I guess it depends on what you plan to do with it.
What's cheap and decent? I wouldn't mind sticking one on my Marlin 60 to plink with. I've never used a scope, so I don't need special forces sniper quality, just something that works the way it's supposed to.
check out this one. I have this one and love it
Mueller APV Rifle Scope 4.5-14x 40mm Adjustable Objective APV Reticle Matte
check out this one. I have this one and love it
Mueller APV Rifle Scope 4.5-14x 40mm Adjustable Objective APV Reticle Matte
This.Mueller APV Rifle Scope 4.5-14x 40mm Adjustable Objective APV Reticle Matte