A floor plan is drawn using a scale of (3 cm)/(15ft) What length is represented by 1 centimeter ?

Answer:
The answer is 5 feet.
Step-by-step explanation:
Set up a proportion.
3/15 = 1/x (x being the number of feet)
Cross multiply.
3x = 15
Solve for x. (divide both sides by 3)
x = 5
I hope this helps! :)