Normally, stairway $5.00 per step, floor $5.00 per sqaure yard. As the carpeter itself depening the quality you like. Also, for the floor footage, you need add roughly 10% extra as you need to cut and through some carpeter.2 f! ~1 v' y% ?2 @3 |3 z! t) X' c. |" l* e
7 g: F5 b9 F; b0 D. z/ y
This is just rough idea.