Question

the cost of fencing a rectangle park all around once is Rs660.if the cost of 1mt of boundary is RS 5.find the radius of the park​

Answer 1

Answer:

60 mt

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Answer 2

Answer:

$For Rs.24,\\ then length of fencing =1m\\For Rs.52\\ so,\\ the length of fencing = 241​ ×5280\\=220metersCircumference of the field\\ =220m2pr=220\\Therefore\\ r= 44220×7​ =35m\\Area of the field =πr 2 π(35) 2\\ =1225Cost of ploughing \\=Rs.0.50 per m 2 \\\\Total cost of ploughing the field \\ =Rs.1225= 7×21225×22×1​ \\ =Rs,1925.Hence, the answer is 1925.$

Step-by-step explanation: