A rectangular plot of land is 300m long and 250 m broad. it has two roads, each 3m. wide running midway within it, one parallel to the length and other parallel to the breadth .find the area of road also calculate the cost of constructing road at rs.50 per. sq. m.

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Answers

2016-02-03T02:24:11+05:30
Please check the explanation in the pic and let me know in case of any doubts,
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  • qais
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2016-02-03T12:42:06+05:30
Area of road along the length = 3×300 = 900 m²
area of road along the breadth = 3×250 = 750 m²
in the middle, the road intersect, 
area of common part = 3×3 = 9 m²
so total area of road = 900 + 750 - 9 =1641 m²
cost = Rs 50×1641 = Rs 82050
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