On a map with a scale of 1:3000000, the distance between a and B is 15cm How many centimeters should the distance between a and B be drawn
(1/100000÷1/3000000)×15=450cm
The length of the railway between a and B is 15cm on a map with a scale of 1:3000000, and how many cm should be drawn on a map with a scale of 1:1000000?
15 × 3000000 = 45000000 (CM), 45000000 △ 1000000 = 45 (CM)
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