two cross roads,each of width 3 m ,run at right angle through the center of a rectangular park of length 60 m and breadth 33 m and parallel to its sides. find the area of the roads. Also find the cost constructing the road at the rate of Rs. 100 per meter square.
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area of the roads=
area of rect= 2(l+b)
=2(60×33)
=1980
length = 60-6=56
breadth = 33-6=27
area=56×27
=1512
cost per meter square=100
cost for constructing road = 1980-1512=488
488×100= 48800rs
area of rect= 2(l+b)
=2(60×33)
=1980
length = 60-6=56
breadth = 33-6=27
area=56×27
=1512
cost per meter square=100
cost for constructing road = 1980-1512=488
488×100= 48800rs
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