the cost of fencing a square field @ rupees 1.60 per metre is rupees 3200 find the cost of repairing field at rupees 1.20 per square metres
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Given
Cost of fencing =₹3200
Cost of fencing 1 m =₹1.60
Perimeter of square field =3200/1.60=2000m
Side of square field =a
Perimeter of square =4a
4a=2000
a=2000/4=500m
Area of field =a²
=500²=250000m²
Cost of repairing 1m²=₹1.20
Cost of repairing 250000m² =1.20x250000
=₹300000
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Cost of fencing =₹3200
Cost of fencing 1 m =₹1.60
Perimeter of square field =3200/1.60=2000m
Side of square field =a
Perimeter of square =4a
4a=2000
a=2000/4=500m
Area of field =a²
=500²=250000m²
Cost of repairing 1m²=₹1.20
Cost of repairing 250000m² =1.20x250000
=₹300000
This is ur ans hope it will help you in case of any doubt comment below
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