A rectangular grassy lawn measuring 45m by20m is to be surrounded by a path which is3m wide. Calculate the cost of levelling the path at the rate of rs 2.50 per sq.m.
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answer is 52.5
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Length of rectangular garden =45m
Breadth of rectangular garden =20m
Area of rectangular garden =l*b
45*20m^2
Length of path =3m
Required area=Area of rectangle+area of path -area of square
Required area= 900-(60+135+60+135+240-9)=279m^2
Cost of levelling the path at 279m^2=279*2.50
= ₹697.5
Breadth of rectangular garden =20m
Area of rectangular garden =l*b
45*20m^2
Length of path =3m
Required area=Area of rectangle+area of path -area of square
Required area= 900-(60+135+60+135+240-9)=279m^2
Cost of levelling the path at 279m^2=279*2.50
= ₹697.5
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