SOLUTION: On a road map of Pennsylvania the distance from Philadelphia to Washington D.C.is 6.8 centimeters. The map scale is 2 cm :40 mi . What Is the actual distance between the cities
Algebra.Com
Question 1007645: On a road map of Pennsylvania the distance from Philadelphia to Washington D.C.is 6.8 centimeters. The map scale is 2 cm :40 mi . What Is the actual distance between the cities
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
We set up a proportion
We can cross-multiply and get
2x = 272
x = 136 mi
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