a path of 1 m wide is built along the border inside a square park of side 30m. find the cost of covering the remaining portion of the park by the grass path at the rate of rs2 per sq m
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Answer:
AREA OF SQUARE PARK=(SIDE)²
=30X30
=900m²
side of the path =30-(1m+1m)
=30-2m
=28m
Area of the path =(side)²
=28x28
=784m²
Area of remaining portion =Area of square - Area of path
=900m²-784m²
=116m²
Cost of covering the remaining path by grass path =116 x rupees 2
=rupees 232
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