A rectangular plot is 35m long and 35m broad. A road of uniform width of 2.5m runs along the boundary of the plot inside it. Find the cost of paving the road with bricks at ₹10 per sq. metre.
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Area of park =l×b=45×30=1350 cm
2
Area of park with path is =45+2.5+2.5×30+2.5+2.5=1750 cm
2
Therefore,
Area of path = Area of park with path − Area of rectangular park
=1750−1350=400 cm
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