a path 1.5 m wide is built along the border inside a square Park of side 30 m . find the cost of the covering the remaining portion by grass at the rate of RS 1.50 per sq m.
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Step-by-step explanation:side of square field that is to be covered by grass =30-1.5 =28.5
Area = 28.5×28.5= 812.25
Cost= 812.25×150=121837.50
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