The dimension of the document is 35 inches by 40 inches.
It is redrawn at a scale of 1 1/2 or 3/2 or 1.5
The dimension will be:
35 1.5 = 52.5 in
40 1.5 = 60 in
Then redrawn again at 1/4 or 0.25
52.5 0.25 = 13.125 in
60 0.25 = 15 in
So the final dimensions of the drawing is 13.125 in by 15 in
