Normally, stairway $5.00 per step, floor $5.00 per sqaure yard. As the carpeter itself depening the quality you like. Also, for the floor footage, you need add roughly 10% extra as you need to cut and through some carpeter.. h6 E# p8 T4 [* F7 M$ s
1 r/ g! m4 x$ Y
This is just rough idea.