The sides of a rectangular park are in the ratio 4:3 if its area is 2352 m². Find the cost of fencing it at the rate of Rs 10.50 per meter.
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l=4x and b=3x
area =lb
2352=12x^2
196=x^2
14=x
l=4×14=56 m
b=3×14=42m
perimeter= 2(56+42)
=2×98
=196
cost =10.50×196
=2058 rupees
area =lb
2352=12x^2
196=x^2
14=x
l=4×14=56 m
b=3×14=42m
perimeter= 2(56+42)
=2×98
=196
cost =10.50×196
=2058 rupees
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