～やすい・にくい

この問題をしやすいです。
This problem is easy to do.

その本は難しいだから、終わりにくいです。
That book is difficult, so its hard to finish (it).

汚空気にとても吸いにくいです。
It's very hard to breathe in this filthy air.

明る道路に見やすかったです。
It was easy to see on the well-lit street.

食べながら話しにくいです。
It's hard to talk while eating. (?) (Not sure if this is the correct order.)

宿題をしやすかったと思います。
I think that the homework was easy to do.