The scale on the map is 2cm : 185mi. If two cities are 3.86 cm away on the map how many miles away are they?

Question

Emmy

Mathematics

20 September, 09:33

The scale on the map is 2cm : 185mi. If two cities are 3.86 cm away on the map how many miles away are they?

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Answers (1)

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Danielle Bird · Answer 1

So you put it into a proportion 2cm/185 is equal to 3.86 cm / x and multiply 2 times x and get 2x and mulitply 185 and 3.86 which equals 714.1. the you write out 2x = 714.1 and divide each of the number by two so x is standing alone, and get x = 357.05 miles away.