Question

If a drawing is scaled 1/8 inch to the foot, what is the actual length, in feet, represented by 3 1/2 inches on the drawing?

Answer 1

3 1/2 is 28 eighths

Answer 2

Each inch has 8 1/8-inch parts.

So, 3 1/2 inches is 28 times as long.

so, ...

or, each inch represents 8 feet.
so, 3.5 inches is ? feet