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Question
Convert the following R.F., into scales.
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Solution
If R.F., is 1 : 2,500,000 what is the scale (answer in centimetre and kilometre).
R.F. = `"Distance on the map"/"Distance of the ground"`
`= (1 "cm")/ 2500000`
`= (1 "cm")/ (25 "km")`
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