A rectangular park 70m*30m has two roads, which are 5m wide,one parallel to its and the other to its breadth.how much will it cost to gravel the roads

as rs 4 per sq m?

2
by rajii

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A rectangular park 70m*30m has two roads, which are 5m wide,one parallel to its and the other to its breadth.how much will it cost to gravel the roads

as rs 4 per sq m?

2
by rajii

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Lxb-(l-5)x(b-5) = 2100-1625=475 sq m

cost of gravel = 475x4=1900

cost of gravel = 475x4=1900

area of roads=total area-area of park

75*35-70*30

2625-2100

525

cost of gravel = 525*4

2100