X11? Let's see.
10 MH/s for $100
According to whattomine.com 10 MH/s could bring $0.19 / Day.
So $5.70 / Month and $68.4 per Year.
= $31.6 loss.
..
And please don't fullquote from the website. we all can read

I might as well buy a land, plant sweet potatoes and sell the greens and the tubers for profit than invest for a loss of time and money?