The scale on a wall map is 1 inch : 55 miles. What is the distance on the map between two cities that are 99 miles apart?

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Answer 1 · 2016-11-09T11:12:15

#1.8" "#inches

Scales on a map always represent direct proportion.

Compare the distances as fractions:

#"inches on the map"/"miles on the ground" = 1/55 = x/99#

#x= (1xx99)/55#

#x = 99/55#

#x = 9/5 = 1 4/5#

#x = 1.8" "# inches