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Example Solving Word Problems: Ratio and Map Scale Word Problems

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What You Enter

A map of the world is scaled so that 2 inches represents 250 miles. How many miles is it between Moscow and Paris if the distance on the map is 15 inches?

What You Get
Given: 250 MILES IN 2 INCHES
Find:  MILES IN 15 INCHES
Let M = MILES IN 15 INCHES
 
  MILES IN 15 INCHES      MILES IN 2 INCHES 
 -------------------- =  -------------------
  15 INCHES               2 INCHES          
 
  M        250 
 ----  =  -----
  15       2   
 
M =  15(250) / 2
 
M = 1875 MILES
	
Solution: M=1875 Miles

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