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Mathematics 20 Online
OpenStudy (anonymous):

The scale of a map is 1cm to 15 m. Robby takes 2 minutes to walk from P to Q at the speed of 45 m/min. What is the length of PQ in the map?

OpenStudy (anonymous):

PQ is 90 meters so you make a ratio 1/15 = x/90 solve for x and you get that in the map it is 6cm

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