Asked by marko

a scale on a map is 1.5 in. : 200 mi. the map distance from miami to chicago is 9 in. what is the actual distance between the cities?
Answered by Ms. Sue
Cross multiply and solve for x.

1.5/200 = 9/x

Answered by marko
x= 13.5 is that right
Answered by Ms. Sue
Does 13.5 miles make sense to you as the distance between Chicago and Miami????

Answered by marko
sorry 2700 miles
Answered by Ms. Sue
Nope.

http://library.thinkquest.org/20991/alg/ratios.html
Answered by marko
1200
Answered by Ms. Sue
Right! It's about 1200 miles between Miami and Chicago.

Answered by marko
as always thanks for your help!
Answered by Ms. Sue
You're very welcome, Marko.

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