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. / \7 |! \) ]2 W5 K3 K V2 \0 B" o2 ^: Y+ }8 \
This is just rough idea.