In a plan with a scale of 1:500, the perimeter of a rectangular classroom is 10 cm. The ratio of length to width is 3:2. Find the area of the classroom
Distance length = 10 / 2x (3 / 5) = 3cm
Width = 5-2 = 2cm
Length of time = 3cmx500 = 15m, width = 2x500 = 10m
Area = 15x10 = 150 square meters
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