If the scale factor is 2.5” = 3 ft, what is the area of the room in the real world?

3 answers

What is the area or dimensions of the room in the drawing?
we do not know what the dimensions were on the plans, or alternately the area.
If you know the area on the plan, A in^2 then
Areal = A (9 ft^2/6.25 in^2)
the area of the real world room is

(36 / 2.5)² times the area of the plan