KittiesareveryKAWAII
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  • 08-06-2016
  • Mathematics
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A map has a scale of 1 cm : 9 km. If two cities are 10 cm apart on the map, what is the actual distance between the cities, to the nearest tenth of a kilometer?

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Аноним Аноним
  • 08-06-2016
We can solve this problem by the rule of three:
1 cm-----------------9 Km
10 cm----------------  x

x=(10 cm * 9 km) / 1 cm=90.0 Km.

answer: 90.0 Km
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