Question

the cost of fencing a circular field at a rate of rupees 240 per metre is rupees 5800 the field is to be plot at the rate of rupees 12.50 per metre square find the cost of ploughing the field​

Answer 1

Answer:

Cost of fencing at the rate of Rs.240 per meter=Rs.52800

Therefore,

Circumference=

240

52800

=220

Let r be the radius of the field

Therefore,

2πr=220

=>r=

2×22

220×7

=>r=35

Therefore,

Area of the field=πr

2

=

7

22

×35×35

=3850m

2

Cost of fencing the field=12.5×3850

=Rs.48125

Answer 2

Answer:

Hope it helps you

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