You may wanna spend 12 hours of your clock get that much or it is as easy as spending 1 hour really. It all depends on strategic planning to get more and more bitcoins. No! I don't earn that much because I don't have that much time. But people who can invest on their time can really earn
BTC 0.1 You can look around the web where 100's of services are paying you in the form of bitcoin. No service will pay you
BTC 0.1 at the same time but you can get work on those sites altogether to earn bit by bit and combinely pumping your wallet with
BTC 0.1 or at the least
BTC 0.05 (can be done). You can write articles for gambling sites, they are currently paying as much as
BTC 0.025 and tell you what there are plenty of them on bitcointalk only!
Well I can't really explain each and every services here but I hope this will give you some idea on how to reach your desired goal. :-)