angieli2468 angieli2468

03-10-2020
Mathematics

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The scale of a map is 1:10,000,000. What is the real distance between two cities if the distance between them on map is 1.7 dm.

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sqdancefan sqdancefan

03-10-2020

Answer:

1700 km

Step-by-step explanation:

Multiply the map scale by 1.7 dm:

1.7 dm : 17,000,000 dm

At this distance, a more useful unit is km, so we have ...

(17×10^6)(10^-1 m) = 1.7×10^6 m = 1700×10^3 m = 1700 km

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