A landscaper is drawing a scale model of a garden. The scale is that one half double prime

1
2 on the plan represents 1 foot in the garden. If a flower bed is 5 prime 9 double prime59 ​long, how long will it be on the​ plans?

1 answer

Steve explained to you yesterday, (before you posted the question above), what the meaning of '' and ' is in the US system of measurement.
He also answered your question which is very similar to the above problem

http://www.jiskha.com/display.cgi?id=1437257316