I need help with 10 please I’m really struggling and could use the help.

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

Beth makes batches of bluberry muffins and banna muffins. each batchis 6 muffins. she makes 2.5 batches of bluberry muffins. how many batches of bananna muffins should beth make if she wants to have a total of 60 muffins?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)