On a map whose scale is 1:50000 ,a wood is represented by a region of area 6 平方厘米.State the corresponding area on a map whose scale is 1:25000
After modification a car will do 25% more miles to the gallon.Calculate the resulting percentage saving in fuel for a given journey.
翻译就可以
人气：427 ℃ 时间：2020-04-10 11:21:18
解答
有一张比例尺为1：50000的地图,有一个面积为6平方厘米的区域代表森林,其对应的区域在另外一张比例尺为1：25000的地图上（这句话好像没说完）
修改后,汽车以同样加仑的燃料能多行驶25%里程,计算：行驶已知路程的燃油节省率
蒙着翻的,将就看吧
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