SOLUTION: The scale for a model train is 5/8 inch = 2 feet, if the actual length of the train carriage is 40 feet, what is the length of the carriage model in inches

Algebra ->  Proportions  -> Lessons -> SOLUTION: The scale for a model train is 5/8 inch = 2 feet, if the actual length of the train carriage is 40 feet, what is the length of the carriage model in inches      Log On


   

Question 888350: The scale for a model train is 5/8 inch = 2 feet, if the actual length of the train carriage is 40 feet, what is the length of the carriage model in inches
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
set up a ratio:
+%28%28+5%2F8+%29%29+%2F+2+=+x+%2F+40+
Multiply both sides by +40+
+20%2A%28+5%2F8+%29+=+x+
+x+=+%28+5%2F2+%29%2A5+
+x+=+12.5+
The model is 12.5 inches long